Question

concentration concentration ★★★☆☆/kɒ̱ns(ə)ntre͟ɪʃ(ə)n/1[N-UNCOUNT	不可数名词]全神贯注；专心；专注 Concentration on something involves giving all your attention to it. Neal kept interrupting, breaking my concentration...尼尔不停地打断我，使得我无法集中注意力。We lacked concentration and it cost us the goal and the game.我们注意力不够集中，结果丢了球，输了比赛。2[N-VAR	可变名词]集中；汇集 A concentration of something is a large amount of it or large numbers of it in a small area.   [usu N of n]The area has one of the world's greatest concentrations of wildlife...这个地区是世界上野生动物最为密集的区域之一。There's been too much concentration of power in the hands of central authorities.权力一直过多地集中在中央机构手中。3[N-VAR	可变名词]浓度 The concentration of a substance is the proportion of essential ingredients or substances in it.   [with supp]pH is a measure of the concentration of free hydrogen atoms in a solution...pH值是测试溶液中自由氢原子浓度的单位。The latest data showed that global ozone concentrations had dropped several per cent over the last decade.最新数据显示，过去10年来全球臭氧的浓度降低了几个百分点。 concentrationcon‧cen‧tra‧tion /ˌkɒnsənˈtreɪʃən $ ˌkɑːn-/ ●●● S3 W2 AWL noun  Examples Thesaurus Collocations Phrases Word family 1[uncountable] the ability to think about something carefully or for a long time → concentrate:  She needed all her powers of concentration to stop herself from slipping on the icy road. Lack of concentration was a real problem. I lost my concentration and fell asleep.2[uncountable] a process in which you put a lot of attention, energy etc into a particular activity → concentrateconcentration on (doing) something concentration on your health concentration on providing value and service3[countable, uncountable] a large amount of something in a particular place or among particular people → concentrateconcentration of the concentration of greenhouse gases in the atmosphere the concentration of power in the hands of a few4[countable] technical the amount of a substance contained in a liquid → concentratehigh/low concentrations Additives are expensive but are used in very low concentrations.concentration of allowable concentrations of pesticides in drinking waterCOLLOCATIONSverbssomething takes concentration (=needs concentration)· Playing a musical instrument takes a lot of concentration.something requires/demands concentration formal· Writing an exam requires great concentration.lose (your) concentration· Halfway through the game, he seemed to lose concentration.break somebody’s concentration (=stop someone concentrating)· The telephone rang and broke my concentration.disturb somebody’s concentration· She slipped out of the room, trying not to disturb his concentration.phrasessomebody’s powers of concentration (=someone’s ability to concentrate hard)· Great athletes are known for their powers of concentration.a lack of concentration· A  lack of concentration when you are driving can be fatal.a lapse in/of concentration (=a short time when you do not concentrate)· That brief lapse of concentration resulted in a goal for the other team.adjectivesgreat/deep concentration· My work demands great concentration.poor concentration· The boy had behavioural problems and suffered from poor concentration.total concentration· I was impressed by her total concentration on the game.intense concentration (=very great concentration)· The job demands intense concentration.concentration + NOUNa concentration span (=the length of time that you are able to concentrate)· Young children have a short concentration span.

Accepted Answer

t66Pk8i74cE7fib4MrIjFzEMN0OBwjUEvU2spe5RnHAZ1tVpnp31BicWUyIdK3AM30/ghOB20LIFHskBCBHmVxca5XRnKc7PWSdRfsFkW+HXHsDD1OecysKEX/n1c9KsTTrFhL8P9hGLYYufxSZZKlx1eWk0Rd+gMOAc6s7dW1TIcU9QRErH91sNB9PjQgD8BF09jcxKH/Qq+kddtfEtX2fj5IdAOlkAuCAUvq/TGJYLDBYwT1jI5bHgNwMLAeEw             con·cen·tra·tion              ★        AWL                    /        ˌkɒnsnˈtreɪʃn                ;          NAmE                ˌkɑːnsnˈtreɪʃn                /                              noun                            1      ★              [uncountable        ]                    the ability to direct all your effort and attention on one thing, without thinking of other things          专心；专注                            ◆        This book requires a great deal of concentration.        这本书需要全神贯注才能读懂。                    ◆        Tiredness affects your powers of concentration.        疲劳影响注意力的集中。                    2              [uncountable        ]                    concentration(on sth)                    the process of people directing effort and attention on a particular thing          关注；重视                            ◆        a need for greater concentration on environmental issues        更加关注环境问题的必要性                    3              [countable        ]                    concentration(of sth)                    a lot of sth in one place          集中；聚集                            ◆        a concentration of industry in the north of the country        该国北部的工业集中地                    4              [countable            ,       uncountable        ]                    the amount of a substance in a liquid or in another substance          浓度；含量                            ◆        glucose concentrations in the blood        血液中的葡萄糖含量                    concentration      concentrations                  con·cen·tra·tion              /        ˌkɒnsnˈtreɪʃn                ;          NAmE                ˌkɑːnsnˈtreɪʃn                /             concentration[ˌkɒnsnˈtreɪʃn]CET4CET6TEM4考研n2769130298211387275213616708NOUN2775451762Spoken:40706672concentrations[500]浓度(61%)，集中(32%)，专心(7%)n.浓度；集中；浓缩；专心；集合

word	concentration
content	t66Pk8i74cE7fib4MrIjFzEMN0OBwjUEvU2spe5RnHAZ1tVpnp31BicWUyIdK3AM30/ghOB20LIFHskBCBHmVxca5XRnKc7PWSdRfsFkW+HXHsDD1OecysKEX/n1c9KsTTrFhL8P9hGLYYufxSZZKlx1eWk0Rd+gMOAc6s7dW1TIcU9QRErH91sNB9PjQgD8BF09jcxKH/Qq+kddtfEtX2fj5IdAOlkAuCAUvq/TGJYLDBYwT1jI5bHgNwMLAeEw
Collins	concentration ★★★☆☆ /kɒ̱ns(ə)ntre͟ɪʃ(ə)n/ 1 [N-UNCOUNT 不可数名词]全神贯注；专心；专注 Concentration on something involves giving all your attention to it. Neal kept interrupting, breaking my concentration... 尼尔不停地打断我，使得我无法集中注意力。 We lacked concentration and it cost us the goal and the game. 我们注意力不够集中，结果丢了球，输了比赛。 2 [N-VAR 可变名词]集中；汇集 A concentration of something is a large amount of it or large numbers of it in a small area. [usu N of n] The area has one of the world's greatest concentrations of wildlife... 这个地区是世界上野生动物最为密集的区域之一。 There's been too much concentration of power in the hands of central authorities. 权力一直过多地集中在中央机构手中。 3 [N-VAR 可变名词]浓度 The concentration of a substance is the proportion of essential ingredients or substances in it. [with supp] pH is a measure of the concentration of free hydrogen atoms in a solution... pH值是测试溶液中自由氢原子浓度的单位。 The latest data showed that global ozone concentrations had dropped several per cent over the last decade. 最新数据显示，过去10年来全球臭氧的浓度降低了几个百分点。
Oxford	con·cen·tra·tion ★ AWL / ˌkɒnsnˈtreɪʃn ; NAmE ˌkɑːnsnˈtreɪʃn / noun 1 ★ [uncountable ] the ability to direct all your effort and attention on one thing, without thinking of other things 专心；专注 ◆ This book requires a great deal of concentration. 这本书需要全神贯注才能读懂。 ◆ Tiredness affects your powers of concentration. 疲劳影响注意力的集中。 2 [uncountable ] concentration(on sth) the process of people directing effort and attention on a particular thing 关注；重视 ◆ a need for greater concentration on environmental issues 更加关注环境问题的必要性 3 [countable ] concentration(of sth) a lot of sth in one place 集中；聚集 ◆ a concentration of industry in the north of the country 该国北部的工业集中地 4 [countable , uncountable ] the amount of a substance in a liquid or in another substance 浓度；含量 ◆ glucose concentrations in the blood 血液中的葡萄糖含量 concentration concentrations con·cen·tra·tion / ˌkɒnsnˈtreɪʃn ; NAmE ˌkɑːnsnˈtreɪʃn /
LDC	concentrationcon‧cen‧tra‧tion /ˌkɒnsənˈtreɪʃən $ ˌkɑːn-/ ●●● S3 W2 AWL noun Examples Thesaurus Collocations Phrases Word family 1[uncountable] the ability to think about something carefully or for a long time → concentrate: She needed all her powers of concentration to stop herself from slipping on the icy road. Lack of concentration was a real problem. I lost my concentration and fell asleep.2[uncountable] a process in which you put a lot of attention, energy etc into a particular activity → concentrateconcentration on (doing) something concentration on your health concentration on providing value and service3[countable, uncountable] a large amount of something in a particular place or among particular people → concentrateconcentration of the concentration of greenhouse gases in the atmosphere the concentration of power in the hands of a few4[countable] technical the amount of a substance contained in a liquid → concentratehigh/low concentrations Additives are expensive but are used in very low concentrations.concentration of allowable concentrations of pesticides in drinking waterCOLLOCATIONSverbssomething takes concentration (=needs concentration)· Playing a musical instrument takes a lot of concentration.something requires/demands concentration formal· Writing an exam requires great concentration.lose (your) concentration· Halfway through the game, he seemed to lose concentration.break somebody’s concentration (=stop someone concentrating)· The telephone rang and broke my concentration.disturb somebody’s concentration· She slipped out of the room, trying not to disturb his concentration.phrasessomebody’s powers of concentration (=someone’s ability to concentrate hard)· Great athletes are known for their powers of concentration.a lack of concentration· A lack of concentration when you are driving can be fatal.a lapse in/of concentration (=a short time when you do not concentrate)· That brief lapse of concentration resulted in a goal for the other team.adjectivesgreat/deep concentration· My work demands great concentration.poor concentration· The boy had behavioural problems and suffered from poor concentration.total concentration· I was impressed by her total concentration on the game.intense concentration (=very great concentration)· The job demands intense concentration.concentration + NOUNa concentration span (=the length of time that you are able to concentrate)· Young children have a short concentration span.
WDF	concentration [ˌkɒnsnˈtreɪʃn] CET4CET6TEM4考研 n2769 13029 821 1387 2752 1361 6708 NOUN2775 451762 Spoken: 40706672 concentrations[500] 浓度(61%)，集中(32%)，专心(7%) n.浓度；集中；浓缩；专心；集合

Concentration Concentrate Great Amount Substance Noun Powers Attention

concentration

Spoken: