filter 英 [ˈfɪltə(r)] 　 美 [ˈfɪltɚ]

filter

filter　 英 [ˈfɪltə(r)] 美 [ˈfɪltɚ]

vi. 滤过；渗入；慢慢传开　 n. 滤波器；[化工] 过滤器；筛选；滤光器　 vt. 过滤；渗透；用过滤法除去　

进行时:filtering　 过去式:filtered　 过去分词:filtered　 第三人称单数:filters　 名词复数:filters　

You need to filter the drinking water.　你需要把饮用水过滤。
The crankcase has to drain before you put on the new filter.　在安放新过滤器之前，曲轴箱必须滴干。

  • A machine or device that removes dangerous or unwanted materials from a substance passing through it is called a filter. A kitchen water filter makes the water safer to drink — and also taste better.
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  • vi. 滤过；渗入；慢慢传开
  • n. 滤波器；[化工] 过滤器；筛选；滤光器
  • vt. 过滤；渗透；用过滤法除去

  • 1. You need to filter the drinking water.

    你需要把饮用水过滤。

  • 2. The crankcase has to drain before you put on the new filter.

    在安放新过滤器之前，曲轴箱必须滴干。

  • 3. At this time of day you need to filter out the red light to take a good photo.

    在一天的这个时候，你需要过滤掉红光才能把相照好。

  • filter (n.) early 15c., "piece of felt through which liquid is strained," from Old French feutre "felt, felt hat, carpet" (Modern French filtre) and directly from Medieval Latin filtrum "felt" (used to strain impurities from liquid), from West Germanic *filtiz (from PIE root *pel- (5) "to thrust, strike, drive"). Figurative use from c. 1600. As a pad of absorbent material attached to a cigarette, from 1908.
  • filter (v.) 1570s (transitive), from French filtrer or from Medieval Latin filtrare, from filtrum "felt" (see filter (n.)). The figurative sense is from 1830. Intransitive use from 1798. Related: Filtered; filtering.
fil·ter / ˈfɪltə(r) ; NAmE ˈfɪltər / noun , verb filter filters filtered filtering noun 1 a 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。 2 a 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 verb 1 [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 VERB ˌfilter sth↔ˈout 1 to 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 2 to 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) ; NAmE ˈfɪltər /
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词频排名 noun:4409 verb:5951
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