Question

main main ★★★★★/me͟ɪn/1[ADJ	形容词]主要的；最重要的 The main thing is the most important one of several similar things in a particular situation.   [det ADJ]...one of the main tourist areas of Amsterdam...阿姆斯特丹的主要旅游区之一My main concern now is to protect the children...我现在最关心的就是要保护好孩子们。What are the main differences and similarities between them?他们之间主要的异同点是什么？2[PHRASE	短语]大体上；基本上 If you say that something is true in the main, you mean that it is generally true, although there may be exceptions.   [PHR with cl]Tourists are, in the main, sympathetic people...大体说来，游客们都富有同情心。In the main, children are taboo in the workplace.工作场所基本上禁止儿童进入。3[N-COUNT	可数名词](室内煤气、自来水或污水的)总管道，主管道 The mains are the pipes which supply gas or water to buildings, or which take sewage away from them.   [usu pl]...the water supply from the mains...总管道的自来水供应The capital has been without mains water since Wednesday night.从周三晚上开始，首都就停水了。4[N-PLURAL	复数名词]电力线；电源 The mains are the wires which supply electricity to buildings, or the place where the wires end inside the building.   [usu the N]  [mainly BRIT 主英]...amplifiers which plug into the mains...接通电源的扩音器Make sure plugs are disconnected from the mains...确保插头与电源断开。It is mains or battery powered.它是由电源或者电池供电的。 main1 adjectivemain2 nounmainmain1 /meɪn/ ●●● S1 W1 adjective [only before noun]  Word Origin Examples Thesaurus Collocations Phrases 1larger or more important than all other things, ideas etc of the same kind:  The main reason for living in Spain is the weather. What do you consider to be the main problem? Our main concern is that the children are safe. a summary of the main points of the agreement the main aim of the meeting I’ll meet you outside the main entrance. the main bedroom► see thesaurus at important2the main thing spoken used to say what is the most important thing in a situation:  As long as you’re not hurt, that’s the main thing. The main thing is not to panic. → an eye for/on/to the main chanceat eye1(22)THESAURUSmain larger or more important than all the others: · the main entrance of the building· the main reason for his decisionchief/principal most important. Chief and principal are more formal than main, and are often used in written English: · Coffee is the country’s principal export.· What is the company’s chief objective?major very important or serious: · Smoking is a major cause of heart disease.· Street crime is becoming a major problem.key most important, or the one that everything or everyone else depends on: · Education is likely to be a key issue in the election campaign.· Hooper was a key member of the team.· Diet is key.number one especially spoken most important or best – this phrase sounds a little informal and it is used especially in spoken English: · Reliability is the number one priority.· the number one cause of death· He is still in the number one position.primary most important – used especially about the most important aim, role, cause, or concern. Primary is more formal than main: · The primary aim of the project was to help students develop their communication skills.· Security is our primary concern.· The primary function of the university was considered to be the teaching of ‘the great cultural disciplines’.prime very important or most important – used especially about the most important reason, cause, or aim, or about the most likely target or suspect.Prime is more formal than main: · Their prime objective is to increase profits for their shareholders.· Tourists are prime targets for theft and robbery.core most important – used especially about the things that people should pay most attention to: · the core skills of reading and writing· He wants the company to focus on its core business – advertising.· The party’s core values are individual freedom and reducing the amount of government bureaucracy.central most important and having more influence than anything else: · The U.S. played a central role in the peace negotiations.· a central theme of the book· The central question is, why are people still so attached to their cars?predominant most common, typical, or important: · Yellow was the predominant colour everywhere.· High arched windows are a predominant feature in English churches.· New York still has a predominant role in the contemporary art world.· main1 adjectivemain2 nounmainmain2 noun  Examples Collocations Phrases 1[countable] a large pipe or wire carrying the public supply of water, electricity, or gas:  The report found that many of Yorkshire’s water mains needed replacing. a burst gas main2British English a)the mains the place on a wall where you can connect something to a supply of electricity:  You can run the torch off batteries or plug it into the mains.at the mains Make sure that the television is turned off at the mains. b)mains gas/water/electricity gas, water, or electricity supplied to a building through a pipe or wire:  The heater will run off mains gas or bottled gas.3in the main mostly:  Their job in the main consisted of cleaning and maintaining the building.

Accepted Answer

t66Pk8i74cE7fib4MrIjF9+C++x5dDnCewsyIgueIM9ellARfnzfVBxnUMqCnaUFvzPrw2M3oUb4u/0Rw4F8Vqe9wfGtc7/XRR6RsBUQKVd8tqhJWLehoOYoAOJr45fP/Fra28aMjsUfxEYEAxjY5M0560mG6RJjWpRxQC4q6HfRpUQJ75fD3/jOKuD1VoEP/deKTJT8t+ujcEVbg+LAVFeujOZS89Y2Eg6rs6OvnmGgNsrZu9EPB9cg5aLm3nLyEU318RT9gElMxPhFTJYffmHibm5IYHlbD7Gm3yMysAvLx2f0vIJHp0YuIsCqaytQ93YUBaV8KFuhu643P2+ADQ==             main              ★                    /        meɪn                ;          NAmE                meɪn                /                              adjective                ,                  noun                            main      mains                            adjective        ★                                  [only before noun      ]              being the largest or most important of its kind        主要的；最重要的                    ◆      Be careful crossing the        main road.            过大马路时小心点儿。              ◆      the        main course        (= of a meal)            主菜              ◆      We have our main meal at lunchtime.      我们的正餐是午饭。              ◆      Reception is in the main building.      接待处在主楼。              ◆      Poor housing and unemployment are the main problems.      住房条件差和失业是主要问题。              ◆              The main thingis to stay calm.            最重要的是要保持冷静。              IDIOMsee                                    eye                                   n.                                  noun                    1              [countable        ]                    a large pipe that carries water or gas to a building; a large cable that carries electricity to a building          （通往建筑物的）主管道，总管，输电干线                            ◆        a leaking gas main        漏气的煤气总管                    ☞see also                                            water main                                                  2              a large pipe that carries waste/water and          sewage(= human waste, etc.) away from a building          （建筑物的）污水总管道                            3      the mains              [uncountable            ,       plural        ]                    (          BrE)                the place where the supply of water, gas or electricity to a building or an area starts; the system of providing gas, water and electricity to a building or of carrying it away from a building          水源；煤气源；电源；（水、煤气、电等的）供应系统；下水道系统                            ◆        The house is not yet connected to the mains.        这房子还没有通水电。                    ◆        The electricity supply has been cut off          at the mains.                电的供应在电源处被切断了。                    ◆        Plug the transformer into the mains          (= the place on a wall where electricity is brought into a room).                将变压器插入电源。                    ◆                  mains gas/water/electricity                煤气╱水╱电供应系统                    ◆        The shaver will run off batteries or mains.        这个剃须刀可用电池或电源驱动。                    ◆        mains drainage        排水系统                    IDIOM              in the ˈmain                              used to say that a statement is true in most cases              大体上；基本上                                            ◆            The service here is, in the main, reliable.            这里的服务基本上是可靠的。                                              SYNONYMS 同义词辨析                                                                                      main                  major                    ◆key                    ◆central                    ◆principal                    ◆chief                    ◆prime                                                        These words all describe sb/sth that is the largest or most important of its kind.                      以上各词均用以形容主要的、最重要的人或事物。                                                                            ■                    main                    [only before noun] largest or most important                      指主要的、最重要的：                                                              ◆                      Be careful crossing the main road.                      过大马路时小心点。                                                                                  ◆                      The main thing is to remain calm.                      最重要的是要保持冷静。                                                                            ■                    major                    [usually before noun] very large or important                      指主要的、重要的、大的：                                                              ◆                      He played a major role in setting up the system.                      他对建立这个系统起了重要的作用。                                                              NOTE                      Majoris most often used after                      awith a singular noun, or no article with a plural noun. When it is used with                      theor                      my/your/his/her/our/theirit means ‘the largest or most important’.                                              *major 最常用于不定冠词 a 之后，与单数名词连用；或不用冠词，与复数名词连用。major 与 the 或 my/your/his/her/our/their 连用时意为最主要的、最重要的：                                                                                    ◆                      Our major concern here is combatting poverty.                      在这里我们最关心的是解决贫穷问题。                                        In this meaning it is only used to talk about ideas or worries that people have, not physical things, and it is also more formal than                      main.                      在该含义中 major 只用以指人的想法或担忧，而非物质的东西，且较 main 正式：                                                              ◆                      Be careful crossing the major road.                                                                                  ◆                      The major thing is to remain calm.                                                                            ■                    key                    [usually before noun] most important; essential                      指最重要的、主要的、关键的：                                                              ◆                      He was a key figure in the campaign.                      他是这场运动的关键人物。                                                              NOTE                      Keyis used most frequently in business and political contexts. It can be used to talk about ideas, or the part that sb plays in a situation, but not physical things. It is slightly more informal than                      major,especially when used after a noun and linking verb.                                              *key 最常用于商务和政治语境，可用以指想法或某人在某情势下起的作用，而非物质的东西。key 较 major 稍非正式，用于名词加连系动词后尤其如此：                                                                                    ◆                      Speed is key at this point.                      在这个时候速度是关键。                                                                            ■                    central                    (                      rather formal) most important.                      指最重要的、首要的、主要的：                                                              ◆                      The central issue is that of widespread racism.                      最重要的问题是种族主义泛滥。                                                              NOTE                      Centralis used in a similar way to                      key,but is more formal. It is most frequently used in the phrase                      sth is central to sth else.                                              *central 与 key 用法相似，但更正式，最常用于 be central to 短语中。                                                                                                  ■                    principal                    [only before noun] (                      rather formal) most important                      指最重要的、主要的：                                                              ◆                      The principal reason for this omission is lack of time.                      略过这个的主要原因是时间不足。                                                              NOTE                      Principalis mostly used for statements of fact about which there can be no argument. To state an opinion, or to try to persuade sb of the facts as you see them, it is more usual to use                      keyor                      central.                                              *principal 主要用于陈述无可争辩的事实。表明意见或说服别人相信你所见到的事实，较常用 key 或 central：                                                                                    ◆                      The key/central issue here is…                      这里的关键问题是…                                                                            ■                    chief                    [only before noun] (                      rather formal) most important                      指最重要的、首要的、主要的：                                                              ◆                      Unemployment was the chief cause of poverty.                      失业是贫穷的主要原因。                                                                            ■                    prime                    [only before noun] (                      rather formal) most important; to be considered first                      指主要的、首要的：                                                              ◆                      My prime concern is to protect my property.                      我最关心的是保护自己的财产。                                                                            PATTERNS                                          ◆                      a/the main/major/key/central/principal/chief/prime                        aim / aim                                                                                      ◆                      a/the main/major/principal                        road / road                                                                                      ◆                      the main/key                        thingis to…                                                                                    ◆                      to be                        ofmajor/key/central/prime                        importance                                                                                                                                                main              /        meɪn                ;          NAmE                meɪn                /             main[meɪn]CET4CET6TEM4考研IELTSn2225536253807098591483194r295831622621252466j889474926443706297811043113775ADJ5752687813NOUN1426526945ADV319293935Spoken:105748055主要的(77%)，最重要的(11%)，总管道(6%)，干线(6%)n.主要部分，要点；体力；总管道adj.主要的，最重要的；全力的n.(Main)人名；(德)迈因；(西)马因；(英、法)梅因

word	main
content	t66Pk8i74cE7fib4MrIjF9+C++x5dDnCewsyIgueIM9ellARfnzfVBxnUMqCnaUFvzPrw2M3oUb4u/0Rw4F8Vqe9wfGtc7/XRR6RsBUQKVd8tqhJWLehoOYoAOJr45fP/Fra28aMjsUfxEYEAxjY5M0560mG6RJjWpRxQC4q6HfRpUQJ75fD3/jOKuD1VoEP/deKTJT8t+ujcEVbg+LAVFeujOZS89Y2Eg6rs6OvnmGgNsrZu9EPB9cg5aLm3nLyEU318RT9gElMxPhFTJYffmHibm5IYHlbD7Gm3yMysAvLx2f0vIJHp0YuIsCqaytQ93YUBaV8KFuhu643P2+ADQ==
Collins	main ★★★★★ /me͟ɪn/ 1 [ADJ 形容词]主要的；最重要的 The main thing is the most important one of several similar things in a particular situation. [det ADJ] ...one of the main tourist areas of Amsterdam... 阿姆斯特丹的主要旅游区之一 My main concern now is to protect the children... 我现在最关心的就是要保护好孩子们。 What are the main differences and similarities between them? 他们之间主要的异同点是什么？ 2 [PHRASE 短语]大体上；基本上 If you say that something is true in the main, you mean that it is generally true, although there may be exceptions. [PHR with cl] Tourists are, in the main, sympathetic people... 大体说来，游客们都富有同情心。 In the main, children are taboo in the workplace. 工作场所基本上禁止儿童进入。 3 [N-COUNT 可数名词](室内煤气、自来水或污水的)总管道，主管道 The mains are the pipes which supply gas or water to buildings, or which take sewage away from them. [usu pl] ...the water supply from the mains... 总管道的自来水供应 The capital has been without mains water since Wednesday night. 从周三晚上开始，首都就停水了。 4 [N-PLURAL 复数名词]电力线；电源 The mains are the wires which supply electricity to buildings, or the place where the wires end inside the building. [usu the N] [mainly BRIT 主英] ...amplifiers which plug into the mains... 接通电源的扩音器 Make sure plugs are disconnected from the mains... 确保插头与电源断开。 It is mains or battery powered. 它是由电源或者电池供电的。
Oxford	main ★ / meɪn ; NAmE meɪn / adjective , noun main mains adjective ★ [only before noun ] being the largest or most important of its kind 主要的；最重要的 ◆ Be careful crossing the main road. 过大马路时小心点儿。 ◆ the main course (= of a meal) 主菜 ◆ We have our main meal at lunchtime. 我们的正餐是午饭。 ◆ Reception is in the main building. 接待处在主楼。 ◆ Poor housing and unemployment are the main problems. 住房条件差和失业是主要问题。 ◆ The main thingis to stay calm. 最重要的是要保持冷静。 IDIOMsee eye n. noun 1 [countable ] a large pipe that carries water or gas to a building; a large cable that carries electricity to a building （通往建筑物的）主管道，总管，输电干线 ◆ a leaking gas main 漏气的煤气总管 ☞see also water main 2 a large pipe that carries waste/water and sewage(= human waste, etc.) away from a building （建筑物的）污水总管道 3 the mains [uncountable , plural ] ( BrE) the place where the supply of water, gas or electricity to a building or an area starts; the system of providing gas, water and electricity to a building or of carrying it away from a building 水源；煤气源；电源；（水、煤气、电等的）供应系统；下水道系统 ◆ The house is not yet connected to the mains. 这房子还没有通水电。 ◆ The electricity supply has been cut off at the mains. 电的供应在电源处被切断了。 ◆ Plug the transformer into the mains (= the place on a wall where electricity is brought into a room). 将变压器插入电源。 ◆ mains gas/water/electricity 煤气╱水╱电供应系统 ◆ The shaver will run off batteries or mains. 这个剃须刀可用电池或电源驱动。 ◆ mains drainage 排水系统 IDIOM in the ˈmain used to say that a statement is true in most cases 大体上；基本上 ◆ The service here is, in the main, reliable. 这里的服务基本上是可靠的。 SYNONYMS 同义词辨析 main major ◆key ◆central ◆principal ◆chief ◆prime These words all describe sb/sth that is the largest or most important of its kind. 以上各词均用以形容主要的、最重要的人或事物。 ■ main [only before noun] largest or most important 指主要的、最重要的： ◆ Be careful crossing the main road. 过大马路时小心点。 ◆ The main thing is to remain calm. 最重要的是要保持冷静。 ■ major [usually before noun] very large or important 指主要的、重要的、大的： ◆ He played a major role in setting up the system. 他对建立这个系统起了重要的作用。 NOTE Majoris most often used after awith a singular noun, or no article with a plural noun. When it is used with theor my/your/his/her/our/theirit means ‘the largest or most important’. major 最常用于不定冠词 a 之后，与单数名词连用；或不用冠词，与复数名词连用。major 与 the 或 my/your/his/her/our/their 连用时意为最主要的、最重要的： ◆ Our major concern here is combatting poverty. 在这里我们最关心的是解决贫穷问题。 In this meaning it is only used to talk about ideas or worries that people have, not physical things, and it is also more formal than main. 在该含义中 major 只用以指人的想法或担忧，而非物质的东西，且较 main 正式： ◆ Be careful crossing the major road. ◆ The major thing is to remain calm. ■ key [usually before noun] most important; essential 指最重要的、主要的、关键的： ◆ He was a key figure in the campaign. 他是这场运动的关键人物。 NOTE Keyis used most frequently in business and political contexts. It can be used to talk about ideas, or the part that sb plays in a situation, but not physical things. It is slightly more informal than major,especially when used after a noun and linking verb. key 最常用于商务和政治语境，可用以指想法或某人在某情势下起的作用，而非物质的东西。key 较 major 稍非正式，用于名词加连系动词后尤其如此： ◆ Speed is key at this point. 在这个时候速度是关键。 ■ central ( rather formal) most important. 指最重要的、首要的、主要的： ◆ The central issue is that of widespread racism. 最重要的问题是种族主义泛滥。 NOTE Centralis used in a similar way to key,but is more formal. It is most frequently used in the phrase sth is central to sth else. central 与 key 用法相似，但更正式，最常用于 be central to 短语中。 ■ principal [only before noun] ( rather formal) most important 指最重要的、主要的： ◆ The principal reason for this omission is lack of time. 略过这个的主要原因是时间不足。 NOTE Principalis mostly used for statements of fact about which there can be no argument. To state an opinion, or to try to persuade sb of the facts as you see them, it is more usual to use keyor central. principal 主要用于陈述无可争辩的事实。表明意见或说服别人相信你所见到的事实，较常用 key 或 central： ◆ The key/central issue here is… 这里的关键问题是… ■ chief [only before noun] ( rather formal) most important 指最重要的、首要的、主要的： ◆ Unemployment was the chief cause of poverty. 失业是贫穷的主要原因。 ■ prime [only before noun] ( rather formal) most important; to be considered first 指主要的、首要的： ◆ My prime concern is to protect my property. 我最关心的是保护自己的财产。 PATTERNS ◆ a/the main/major/key/central/principal/chief/prime aim / aim ◆ a/the main/major/principal road / road ◆ the main/key thingis to… ◆ to be ofmajor/key/central/prime importance main / meɪn ; NAmE meɪn /
LDC	main1 adjective main2 noun mainmain1 /meɪn/ ●●● S1 W1 adjective [only before noun] Word Origin Examples Thesaurus Collocations Phrases 1larger or more important than all other things, ideas etc of the same kind: The main reason for living in Spain is the weather. What do you consider to be the main problem? Our main concern is that the children are safe. a summary of the main points of the agreement the main aim of the meeting I’ll meet you outside the main entrance. the main bedroom► see thesaurus at important 2the main thing spoken used to say what is the most important thing in a situation: As long as you’re not hurt, that’s the main thing. The main thing is not to panic. → an eye for/on/to the main chance at eye1(22) THESAURUSmain larger or more important than all the others: · the main entrance of the building· the main reason for his decisionchief/principal most important. Chief and principal are more formal than main, and are often used in written English: · Coffee is the country’s principal export.· What is the company’s chief objective?major very important or serious: · Smoking is a major cause of heart disease.· Street crime is becoming a major problem.key most important, or the one that everything or everyone else depends on: · Education is likely to be a key issue in the election campaign.· Hooper was a key member of the team.· Diet is key.number one especially spoken most important or best – this phrase sounds a little informal and it is used especially in spoken English: · Reliability is the number one priority.· the number one cause of death· He is still in the number one position.primary most important – used especially about the most important aim, role, cause, or concern. Primary is more formal than main: · The primary aim of the project was to help students develop their communication skills.· Security is our primary concern.· The primary function of the university was considered to be the teaching of ‘the great cultural disciplines’.prime very important or most important – used especially about the most important reason, cause, or aim, or about the most likely target or suspect.Prime is more formal than main: · Their prime objective is to increase profits for their shareholders.· Tourists are prime targets for theft and robbery.core most important – used especially about the things that people should pay most attention to: · the core skills of reading and writing· He wants the company to focus on its core business – advertising.· The party’s core values are individual freedom and reducing the amount of government bureaucracy.central most important and having more influence than anything else: · The U.S. played a central role in the peace negotiations.· a central theme of the book· The central question is, why are people still so attached to their cars?predominant most common, typical, or important: · Yellow was the predominant colour everywhere.· High arched windows are a predominant feature in English churches.· New York still has a predominant role in the contemporary art world.· main1 adjective main2 noun mainmain2 noun Examples Collocations Phrases 1[countable] a large pipe or wire carrying the public supply of water, electricity, or gas: The report found that many of Yorkshire’s water mains needed replacing. a burst gas main2British English a)the mains the place on a wall where you can connect something to a supply of electricity: You can run the torch off batteries or plug it into the mains.at the mains Make sure that the television is turned off at the mains. b)mains gas/water/electricity gas, water, or electricity supplied to a building through a pipe or wire: The heater will run off mains gas or bottled gas.3in the main mostly: Their job in the main consisted of cleaning and maintaining the building.
WDF	main [meɪn] CET4CET6TEM4考研IELTS n22255 3625 380 709 859 1483 194 r29583 162 26 21 25 24 66 j889 47492 6443 7062 9781 10431 13775 ADJ575 2687813 NOUN14265 26945 ADV31929 3935 Spoken: 105748055 主要的(77%)，最重要的(11%)，总管道(6%)，干线(6%) n.主要部分，要点；体力；总管道 adj.主要的，最重要的；全力的 n.(Main)人名；(德)迈因；(西)马因；(英、法)梅因

Main Important Major Key Central Thing Electricity Formal

main

Spoken: