n.(名词)

1. 【物】滤波器；滤光器；滤光镜
2. 滤器，过滤器，滤子
3. 有滤嘴的香烟
4. 多孔过滤材料；过滤用料
5. 滤纸
6. 滤色镜；滤色器；滤光片，滤声器
7. 分流指示灯
8. 筛选
9. 【计】 过滤

v.(动词)

1. 滤除；滤出；过滤；滤清
2. 使漏过；使漏出
3. 慢慢移动，缓行
4. 透过，渗透
5. 渗入
6. 走漏，泄露，慢慢传开
7. 开入另一车道
8. 根据绿色箭头灯所示行驶
9. 仅可左转行驶
10. 起滤器作用

n.(名词)

1. [C]过滤,过滤器 a thing used for holding back the solid parts in a liquid or gas

v.(动词)

1. vt. & vi. 透过,过滤 send sth through a filter
2. vi. (消息等)走漏 become known gradually

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. remove by passing through a filter;

   "filter out the impurities"
   

2. pass through;

   "Water permeates sand easily"
   

3. run or flow slowly, as in drops or in an unsteady stream;

   "water trickled onto the lawn from the broken hose"
   "reports began to dribble in"
   

1.过滤
Tofilter a substance means to pass it through a device which is designed to remove certain particles contained in it.

e.g. The best prevention for cholera is to boil orfilter 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.滤器;过滤器
Afilter is a device through which a substance is passed when it is being filtered.

e.g. ...a paper coffeefilter.
咖啡过滤纸

3.滤声器;滤光器;滤波器
Afilter is a device through which sound or light is passed and which blocks or reduces particular sound or light frequencies.

filter的意思

e.g. You might use a yellowfilter 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.(光或声)隐约透过，缓缓传至
If light or soundfiltersinto a place, it comes in weakly or slowly, either through a partly covered opening, or from a long distance away.

e.g. 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.(消息等)走漏，慢慢传开
When news or informationfilters through to people, it gradually reaches them.

e.g. It took months before the findings began tofilter through to the politicians...
调查结果数月后才传到从政者的耳朵里。
e.g. 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。

6.(路口的)转弯信号灯(或车道)
A trafficfilter is a traffic signal or lane which controls the movement of traffic wanting to turn left or right.

7.滤除;滤掉
Tofilter out something from a substance or from light means to remove it by passing the substance or light through something acting as a filter.

e.g. Children should have glasses whichfilter out UV rays...
儿童应该戴上滤除紫外线的眼镜。
e.g. Plants and treesfilter 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

1. 滤光镜：滤光镜(filter)是一类可对所通过之光的性质――光的颜色(波长)、光的强度(振幅)、光的偏振与否(振动方向)等,以及对所通过之光的传播方向――是正常传播还是在传播过程中辅加以漫射、衍射、折射等,进行精确调节、控制,

2.filter：filt; 筛选程序

Use a sun block that filters UVA effectively.

使用能有效滤掉紫外线的防晒霜。

(figurative)My secretary is very good at filtering my calls (= making sure that calls that I do not want do not get through) .

我的秘书很会替我推掉不相干的电话。

The doors opened and people started filtering through.

门开了，人们开始徐徐通过。

More details about the crash are filtering through.

人们对这场空难的了解一点点多起来。

Sunlight filtered in through the curtains.

阳光从窗帘透了进来。

to filter out dust particles/light/impurities

过滤掉尘粒；滤光；用过滤法除杂质

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。

All drinking water must be filtered.

所有饮用水必须经过过滤。

He smokes cigarettes without filters.

他吸没有过滤嘴的香烟。

filter paper for the coffee machine

咖啡机滤纸

a coffee/water filter

咖啡过滤器；滤水器

an air/oil filter

空气过滤器；滤油器

...a paper coffee filter.

咖啡过滤纸

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。

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。

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。

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。

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。

1. 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。
2. They purified water by a filter.
   他们用过滤器净化水。

用作不及物动词S+～(+A)

1. She went on separating, boiling, evaporating, filtering and mixing.
   她不断地进行分离、熬煮、蒸发、滤清、调制。

用作及物动词S+～+ n./pron.

1. Charcoal is used to filter water.
   木炭是用来过滤水的。
2. The sunglasses is used to filter the light.
   太阳镜用于滤光。
1
3. Water and soil would have to be filtered many times to remove any radioactive matter.
   水和土壤须经过多次过滤以消除放射性物质。

filter from (v.+prep.)

从…过滤出来 pass through a filter
filter sth from sth

The solid particles were filtered from the solution.

固体微粒是从溶液中过滤出来的。

filter in (v.+adv.)

透过,滤过 pass or flow slowly
filter sth ⇔ in

Sounds of cheering filtered in through the closed window.

欢呼声透过关闭的窗户传了进来。

filter into (v.+prep.)

渗透,滤过 pass or flow slowly
filter into sth

Water filters into the well.

水渗透入井里。

Light filtered into the room.

光线透进了房间。

The enemy agents managed to filter into the embattled country.

敌人间谍设法钻进那个严阵以待的国家。

Foreign influence began to filter into the country.

外国势力开始渗透进这个国家。

filter out (v.+adv.)

泄漏(消息等) become known(news, etc.)
filter sth ⇔ out

This metal net filters out the dirt.

这个金属网滤掉污物。

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。

The solids were filtered out and only the liquid passed into the container.

固体物质被过滤出来,只有液体流进容器。

filter out

The news of his appointment filtered out before it was officially advertised.

他被任命的消息在还没正式公布前就被透漏出去。

filter through¹ (v.+adv.)

走漏 become known gradually
filter through

The news slowly filtered through to everyone in the office.

这消息慢慢走漏出去,结果办公室的人全知道了。

filter through² (v.+prep.)

透过,滤过 pass through gradually
filter through sth

A liquid filters through a strainer, into the receptacle beneath.

液体经过过滤器流入下面的容器。

Water filters through the sandy soil and into the well.

水透过沙土,渗透到井里。

The sunlight filtered through the curtains.

阳光透过窗帘映了进来。

The sunlight filtered through the thick leaves.

阳光透过茂密的树叶照射下来。

filter sth through sth

You filter the coffee through this special paper and it takes out the bitterness.

如果你用这种特制的纸过滤咖啡,就没有苦味了。

The water was filtered through charcoal.

这水用木炭过滤过的。

形容词+～

• filter">acoustic filter消声器
• filter">domestic filter家用过滤器
• filter">yellow filter黄色滤光镜

名词+～

• filter">cloth filter用布过滤的滤器
• filter">sand filter用沙过滤的滤(水)器

～+名词

• filter%20tip">filter tip过滤嘴香烟

介词+～

• filter">pass sth through a filter过滤某东西

～+名词

• filter%20light">filter light露出亮光
• filter%20water">filter water过滤水

～+副词

• filter%20off">filter off滤掉(某物)
• filter%20out">filter out滤出,泄露
• filter%20out%20the%20facts">filter out the facts泄露出去事实真相
• filter%20through">filter through逐渐被理解

～+介词

• filter%20into">filter into渗入,传入
• filter%20into%20the%20country">filter into the country渗入国内
• filter%20into%20Japan">filter into Japan渗入日本
• filter%20into%20people%27s%20minds">filter into people's minds渗入人心
• filter%20through">filter through渗透,滤过,透露
• filter%20through%20clouds">filter through clouds透过云层
• filter%20through%20the%20sand">filter through the sand渗透沙层

• The natives had scraped small holes in the sand, as filters.

  出自：S. W. Baker

• The whole information..was strained through the imperial filters.

  出自：fig.

• The precipitate of lead sulphide was filtered off.

  出自：Ld Rutherford

• Cilia around their mouths created a current of water and from it they filtered their food.

  出自：D. Attenborough

• The patient had already been filtered through psychiatric and psychological interviews.

  出自：B. A. Farrell

v.(动词)

1. filter的基本意思是“过滤”“滤清”,用于液体或光线等。引申可指消息“走漏”。
2. filter可用作及物动词也可用作不及物动词。用作及物动词时,接名词或代词作宾语,可用于被动结构。
3. filter接into,表示“渗入”; 接out表示“滤出”“泄露出去”; 接through,可表示“滤过”“透过”。

• ☆ 1400年左右进入英语，直接源自中世纪法语的filtrum；最初源自西日耳曼语的filtiz，意为毛毡。