| 单词 | filter |
| 释义 | Related topics: Technology, Motor vehicles, Computersfil·ter1 /ˈfɪltə $ -ər/ ●●○ noun [countable] 1 TSEPARATEsomething that you pass water, air etc through in order to remove unwanted substances and make it clean or suitable to use 过滤器water/air/oil etc filter a pond filter 池塘过滤器 coffee filter papers 咖啡滤纸 filter cigarettes (=with a filter at the end) 过滤嘴香烟2 Ca piece of equipment or computer program that only allows certain sounds, images, signals, types of information etc to pass through it 〔只允许特定声音、图像、信号、信息等通过的〕过滤器，过滤程序 a UVA light filter 长波紫外线滤光器 The firm uses electronic filters to prevent workers from accessing the Internet. 该公司利用电子过滤器来防止员工上网。3. British EnglishTTC a traffic light that shows car drivers when they can turn right or left 〔指示汽车司机左转或右转的〕分流转弯信号灯Examples from the Corpusfilter• FiltrationA filter is of great help in keeping water free of suspended material, but it does not alleviate a polluted condition.• An interference filter consists of two thin-silvered pieces of glass which are semitransparent.• Two small filters can be easier to hide than one large one.• The filter was constructed as shown in the diagram and then stood on the wooden crosspieces on top of the vat.• If I build a trickle filter, holding approximately 10 gallons, will I be able to increase my stocking level?• Marine Answers Increasing the stock I have a 34 gallon set up with an undergravel filter and external canister filter.• a water filter• The bi-word filter eliminated some possibilities but was not good enough to find a single interpretation.water/air/oil etc filter• Are you interested in a plumbed-in water filter or would a table-top model suit you better?• I mean. Air filters are, air filters are not one of our best selling items.• However, portable water filters provide another simple alternative.• The remote oil filter pipes rubbed against the sharp edge of the battery bracket.• And it comes with a removable air filter, an extra long cable, fitted plug and a two year guarantee.• The remains of the air filter system was fitted facing the rear bulkhead.• Pardue's aircraft had metal on the oil filter screens as well as part of a piston ring.Related topics: Motor vehiclesfilter2 ●○○ verb 1 [transitive]SEPARATE to remove unwanted substances from water, air etc by passing it through a special substance or piece of equipment 过滤 The water in the tank is constantly filtered. 鱼缸里的水在不停地被过滤。 The ozone layer filters harmful UV rays from the sun. 臭氧层过滤掉有害的太阳紫外线。2 [intransitive always + adverb/preposition]MOVE something OR somebody if people filter somewhere, they move gradually to that place 〔人群〕逐渐移动，逐渐走过 Chattering noisily, the crowd began to filter into the auditorium. 人群叽叽喳喳地说着话，慢慢步入会堂。3 [intransitive always + adverb/preposition]FIND OUT if news, information etc filters somewhere, people gradually hear about it from each other 〔消息、信息等〕慢慢传开，走漏，泄漏 The news gradually filtered through from Bombay last night. 昨晚消息渐渐从孟买传开了。4 [intransitive always + adverb/preposition]C if light or sound filters into a place, it can be seen or heard only slightly 〔光线或声音〕隐约地透过，隐约地传入 Moonlight filtered in through the frosted window. 月光透过磨砂玻璃窗隐约照射进来。 The familiar notes of Beethoven’s ‘Für Elise’ filtered from the bar. 贝多芬《致爱丽丝》那熟悉的旋律从酒吧传来。5. [intransitive, transitive] British EnglishTTC if traffic filters, or if a system filters it, cars can turn left or right while other vehicles going straight ahead must wait （使）〔车辆〕分流转弯〔直行的车辆必须等待〕6 filter something ↔ out phrasal verb a) SEPARATEto remove something, using a filter 〔用过滤器〕滤除，滤掉 The pump filters out mud. 这台泵滤掉泥浆。b) to remove words, information etc that you do not need or want 滤除〔不需要的单词、信息等〕 Net users can filter out unwanted emails with software. 网络用户可以使用软件过滤掉不想收到的电子邮件。→ See Verb tableExamples from the Corpusfilter• Memory was mischievously selective at the best of times Trivia stuck limpet-like and the useful filtered away.• That software can filter either e-mail or Usenet postings.• In remote areas, you will need to filter or boil your drinking water.• These used rotating discs to initiate a quasi-musical sound which was then filtered, processed and reproduced at different pitches.• These firms know what the local law is, and could filter some Internet content as demanded by it.• When they are exhaled they are filtered through the white crystals of soda lime, and a bacterial filter.Origin filter1 (1300-1400) Old French filtre “piece of felt (= thick material) used as a filter”, from Medieval Latin filtrumfil·ter1 nounfilter2 verbChineseSyllable something through pass Corpus etc air water, that you |
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