[VERB 动词]过滤 To filter a substance means to pass it through a device which is designed to remove certain particles contained in it.
[V n]
The best prevention for cholera is to boil or filter water, and eat only well-cooked food.
预防霍乱的最佳方法是将水煮沸或过滤,并且只食用煮熟后的食物。
2
[N-COUNT 可数名词]滤器;过滤器 A filter is a device through which a substance is passed when it is being filtered.
...a paper coffee filter.
咖啡过滤纸
3
[N-COUNT 可数名词]滤声器;滤光器;滤波器 A filter is a device through which sound or light is passed and which blocks or reduces particular sound or light frequencies.
You might use a yellow filter to improve the clarity of a hazy horizon.
可以使用黄色滤光器让模糊的视野更加清晰。
4
[VERB 动词](光或声)隐约透过,缓缓传至 If light or sound filtersinto a place, it comes in weakly or slowly, either through a partly covered opening, or from a long distance away.
[V into/through n]
Light filtered into my kitchen through the soft, green shade of the cherry tree.
光线透过樱桃树柔和的绿阴隐约照进我的厨房。
5
[VERB 动词](消息等)走漏,慢慢传开 When news or information filters through to people, it gradually reaches them.
[V through to n]
[V through n]
[V in]
[V out of n]
It took months before the findings began to filter through to the politicians...
调查结果数月后才传到从政者的耳朵里。
News of the attack quickly filtered through the college.
有关袭击的消息很快就在该学院中传开了。
...as indications filter in from polling stations.
随着从投票站透露出各种迹象
...the horror stories which were beginning to filter out of Germany.
开始传出德国的恐怖故事
6
[N-COUNT 可数名词](路口的)转弯信号灯(或车道) A traffic filter is a traffic signal or lane which controls the movement of traffic wanting to turn left or right.
[BRIT 英]
7
[PHRASAL VERB 短语动词]滤除;滤掉 To filter out something from a substance or from light means to remove it by passing the substance or light through something acting as a filter.
[V P n (not pron)]
[V n P of/from n]
[Also V n P]
Children should have glasses which filter out UV rays...
儿童应该戴上滤除紫外线的眼镜。
Plants and trees filter carbon dioxide out of the air and produce oxygen.
花草树木会过滤掉空气中的二氧化碳并制造氧气。
相关词组:
filter out
Oxford
fil·ter/ˈfɪltə(r); NAmEˈfɪltər/
noun
,
verb
filterfiltersfilteredfilteringnoun _filter_comp.jpg _filter.jpg 1a device containing paper, sand, chemicals, etc. that a liquid or gas is passed through in order to remove any materials that are not wanted 滤器;过滤器◆an air/oil filter空气过滤器;滤油器◆a coffee/water filter咖啡过滤器;滤水器◆filter paperfor the coffee machine 咖啡机滤纸◆He smokes cigarettes without filters.他吸没有过滤嘴的香烟。2a device that allows only particular types of light or sound to pass through it 滤光器;滤声器;滤波器3( computing 计) a program that stops certain types of electronic information, email, etc. being sent to a computer 筛选(过滤)程序4( BrE) a light on a set of traffic lightsshowing that traffic can turn left or right while traffic that wants to go straight ahead must wait (交通红灯指示不得直行的同时,表示可左转或右转的)分流指示灯verb1[transitive ]filtersth to pass liquid, light, etc. through a special device, especially to remove sth that is not wanted 过滤◆All drinking water must be filtered.所有饮用水必须经过过滤。◆Use a sun block that filters UVA effectively.使用能有效滤掉长波紫外线的防晒霜。◆( figurative) My secretary is very good at filtering my calls (= making sure that calls that I do not want do not get through).我的秘书很会替我过滤电话。☞see also
filtration
2[transitive ]filtersth to use a special program to check the content of emails or websites before they are sent to your computer (用程序)筛选,过滤3[intransitive ]+ adv./prep.(of people 人)to move slowly in a particular direction 缓行◆The doors opened and people started filtering through.门开了,人们开始徐徐通过。4[intransitive ]+ adv./prep.(of information, news, etc. 信息、新闻等)to slowly become known 慢慢传开;走漏◆More details about the crash are filtering through.关于这场空难的具体情况慢慢披露了。5[intransitive ]+ adv./prep.(of light or sound 光或声)to come into a place slowly or in small amounts 渗入;透过◆Sunlight filtered in through the curtains.阳光从窗帘透了进来。6[intransitive ]( BrE) (of traffic at traffic lights 交通指示灯处的交通)to turn left at traffic lights while other vehicles wanting to go straight ahead or turn right must wait 仅可左转行驶PHRASAL VERBˌfilter sth↔ˈout1to remove sth that you do not want from a liquid, light, etc. by using a special device or substance 过滤掉◆to filter out dust particles/light/impurities过滤掉尘粒;滤光;用过滤法除杂质2to remove sb/sth that you do not want from a large number of people or things using a special system, device, etc. (用专门的系统、装置等)过滤掉,筛除,淘汰掉◆The test is used to filter out candidates who may be unsuitable.这个测验是用来淘汰不适合的求职者。◆The software filters out Internet sites whose content is not suitable for children.这个软件可筛除含儿童不宜内容的互联网网站。fil·ter/ˈfɪltə(r); NAmEˈfɪltər/
1something that you pass water, air etc through in order to remove unwanted substances and make it clean or suitable to usewater/air/oil etc filter a pond filter coffee filter papers filter cigarettes (=with a filter at the end)2a piece of equipment or computer program that only allows certain sounds, images, signals, types of information etc to pass through it: a UVA light filter The firm uses electronic filters to prevent workers from accessing the Internet.3British English a traffic light that shows car drivers when they can turn right or left
filter1 noun
filter2 verb
filterfilter2 ●○○ verb
Verb Table
Examples
word sets
Collocations
1[transitive] to remove unwanted substances from water, air etc by passing it through a special substance or piece of equipment: The water in the tank is constantly filtered. The ozone layer filters harmful UV rays from the sun.2[intransitive always + adverb/preposition] if people filter somewhere, they move gradually to that place: Chattering noisily, the crowd began to filter into the auditorium.3[intransitive always + adverb/preposition] if news, information etc filters somewhere, people gradually hear about it from each other: The news gradually filtered through from Bombay last night.4[intransitive always + adverb/preposition] if light or sound filters into a place, it can be seen or heard only slightly: Moonlight filtered in through the frosted window. The familiar notes of Beethoven’s ‘Für Elise’ filtered from the bar.5[intransitive, transitive] British English if traffic filters, or if a system filters it, cars can turn left or right while other vehicles going straight ahead must waitfilter out phrasal verb1to remove something, using a filter: The pump filters out mud.2to remove words, information etc that you do not need or want: Net users can filter out unwanted emails with software.
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