filter

noun

1. 滤器；过滤器
   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
   1. an air/oil filter
      空气过滤器；滤油器
   2. a coffee/water filter
      咖啡过滤器；滤水器
   3. filter paper for the coffee machine
      咖啡机滤纸
   4. He smokes cigarettes without filters.
      他吸没有过滤嘴的香烟。
2. 滤光器；滤声器；滤波器
   a device that allows only particular types of light or sound to pass through it
3. 筛选（过滤）程序
   a program that stops certain types of electronic information, email, etc. being sent to a computer
4. （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
   a light on a set of traffic lights showing that traffic can turn left or right while traffic that wants to go straight ahead must wait

verb

1. 过滤
   to pass liquid, light, etc. through a special device, especially to remove sth that is not wanted
   1. All drinking water must be filtered.
      所有饮用水必须经过过滤。
   2. Use a sun block that filters UVA effectively.
      使用能有效滤掉紫外线的防晒霜。
   3. My secretary is very good at filtering my calls (= making sure that calls that I do not want do not get through) .
      我的秘书很会替我推掉不相干的电话。
2. （用程序）筛选，过滤
   to use a special program to check the content of emails or websites before they are sent to your computer
3. 缓行
   to move slowly in a particular direction
   1. The doors opened and people started filtering through.
      门开了，人们开始徐徐通过。
4. 慢慢传开；走漏
   to slowly become known
   1. More details about the crash are filtering through.
      人们对这场空难的了解一点点多起来。
5. 渗入；透过
   to come into a place slowly or in small amounts
   1. Sunlight filtered in through the curtains.
      阳光从窗帘透了进来。
6. 仅可左转行驶
   to turn left at traffic lights while other vehicles wanting to go straight ahead or turn right must wait

1. VERB 过滤
   To filter a substance means to pass it through a device which is designed to remove certain particles contained in it.
   1. 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 滤器;过滤器
   A filter is a device through which a substance is passed when it is being filtered.
   1. ...a paper coffee filter.
      咖啡过滤纸
3. N-COUNT 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.
   1. 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 (光或声)隐约透过，缓缓传至
   If light or sound filters into a place, it comes in weakly or slowly, either through a partly covered opening, or from a long distance away.
   1. 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 (消息等)走漏，慢慢传开
   When news or information filters through to people, it gradually reaches them.
   1. 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。
   2. 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。
   3. ...as indications filter in from polling stations.
      随着从投票站透露出各种迹象
   4. ...the horror stories which were beginning to filter out of Germany.
      开始传出德国的恐怖故事
6. (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.
7. PHRASAL VERB 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.
   1. Children should have glasses which filter out UV rays...
      儿童应该戴上滤除紫外线的眼镜。
   2. 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。

1. Change the filter cartridge as often as instructed by the manufacturer.
   按照生产厂家的使用说明，经常更换过滤筒。
2. 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。
3. 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. 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. 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。
6. 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。
7. Children should have glasses which filter out UV rays
   儿童应该戴上滤除紫外线的眼镜。
8. 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。
9. She gathered loose soil and let it filter slowly through her fingers.
   她捧起疏松的泥土，任其缓缓地从指间漏下。
10. This congealed muck was interfering with the filter.
    这团凝固的污物堵塞了过滤器。
11. If you must be in the sunlight, use the strongest filter cream you can get
    如果一定要呆在太阳底下的话，就擦上你能买到的防晒系数最高的防晒霜。
12. As a rule of thumb, a cup of filter coffee contains about 80mg of caffeine.
    凭经验估计，一杯过滤咖啡约含80毫克咖啡因。
13. If the filter has been saturated with motor oil, it should be discarded and replaced.
    过滤器如果已被机油浸透，则应丢弃并换上新的。
14. She slotted in a fresh filter.
    她放进了一张新的滤纸。
15. Dustbags act as a filter and suction will be reduced if they are too full
    集尘袋起着过滤的作用，所集的灰尘太多时其吸附作用就会减小。
16. The lake water passes through a filter before it is piped to our homes.
    湖水过滤后用管道输送到各家各户。
17. The sunglasses is used to filter the light.
    太阳镜用于滤光。
18. You have to filter out the dirt before using the water.
    在使用这种水之前，必须先过滤，以除去污物。
19. Charcoal is used to filter water.
    木炭是用来过滤水的。
20. Use gauze to filter the decocted herbal potion.
    用纱布过淋煎好的中药。
21. I have used the servlet filter for each of these applications.
    我在每个应用程序中使用了servlet过滤器。
22. You can set up filters and sampling to specify how much data is collected.
    您可以设置filter和sampling来指定收集多少数据。
23. It is also possible for you to sort and filter the results using the wizard.
    您还可以使用向导对结果进行分类和筛选。
24. With mappers and filters, you can have QueryPath run custom functions to transform or filter QueryPath data.
    通过映射器和过滤器，可以让QueryPath运行定制的函数来转换或过滤QueryPath数据。
25. You can also filter the graph and table independently.
    您也可以分别过滤图表和表格。
26. There we use a filter to remove the newlines.
    在那里，我们使用了一个过滤器来消除换行。
27. Once we have a function, it is much easier to filter on different data sets and fluctuation thresholds.
    一旦我们拥有了一个函数，对不同的数据集和波动临界点进行过滤就简单多了。
28. Effective solutions involve optimized techniques and technologies to extract, filter, and transform data.
    有效的解决方案涉及到优化的技能和技术，以抽取、过滤和转换数据。
29. The satisfy() method accepts the input list and the filter list and performs all filtering in one step.
    satisfy（）方法接收输入列表和过滤器列表，并且在一步中执行所有的筛选操作。
30. You can also specify Search bases and a Search filter on this screen.
    您还可以在此屏幕上指定Searchbases和Searchfilter。

filter sth↔out

1. 过滤掉
   to remove sth that you do not want from a liquid, light, etc. by using a special device or substance
   1. an air/oil filter
      空气过滤器；滤油器
   2. a coffee/water filter
      咖啡过滤器；滤水器
   3. filter paper for the coffee machine
      咖啡机滤纸
   4. He smokes cigarettes without filters.
      他吸没有过滤嘴的香烟。
2. （用专门的系统、装置等）过滤掉，筛除，淘汰掉
   to remove sb/sth that you do not want from a large number of people or things using a special system, device, etc.

noun

1. device that removes something from whatever passes through it

2. an electrical device that alters the frequency spectrum of signals passing through it

verb

1. pass through
   1. Water permeates sand easily

   Synonym:    percolatesink inpermeate

2. remove by passing through a filter
   1. filter out the impurities

   Synonym:    filtratestrainseparate outfilter out

3. run or flow slowly, as in drops or in an unsteady stream
   1. water trickled onto the lawn from the broken hose
   2. reports began to dribble in

   Synonym:    trickledribble