Word · CEFR B2 · Frequency #3935
drain
排水管；下水道
A pipe that carries liquid away, as in a sink or street.
- 1.
A natural or artificial watercourse which drains a tract of land.
排水渠,天然或人工水道,排干一片土地的水。
- 2.
emptying something accomplished by allowing liquid to run out of it
使液体流出以清空
- 3.
Something consuming resources and providing nothing in return.
消耗资源却无回报的事物。
- 4.
tube inserted into a body cavity (as during surgery) to remove unwanted material
插入体腔排出异物的管子
- 5.
One terminal of a field effect transistor (FET).
场效应晶体管(FET)的一个电极。
- 6.
a pipe through which liquid is carried away
排走液体的管道
- 7.
An outhole.
排出口。
排水渠；沟渠；消耗；负担；排空；排水；引流管；漏极
In use
The kitchen sink has a clogged drain.
Water flows down the drain after a storm.
You should clean the bathroom drain regularly.
a drain
单数形式，泛指一个排水管。
There is a drain in the bathroom floor.
浴室地板上有一个排水管。
the drain
定冠词，特指某个排水管。
Please clean the drain in the kitchen sink.
请清理厨房水槽的排水管。
drains
复数形式，表示多个排水管。
The heavy rain flooded the street drains.
大雨淹没了街道排水管。
Connections
Collocations
- blocked drain
- 堵塞的下水道
- The kitchen sink has a blocked drain again.厨房水槽的下水道又堵了。
- kitchen drain
- 厨房下水道
- Don't pour grease down the kitchen drain.不要把油脂倒进厨房下水道。
- floor drain
- 地漏
- The bathroom floor drain is clogged with hair.浴室的地漏被头发堵住了。
- drain on resources
- 资源消耗
- The new project is a huge drain on resources.新项目是资源的巨大消耗。
- brain drain
- 人才流失
- The country is suffering from a severe brain drain.这个国家正遭受严重的人才流失。
Idioms & figurative uses
Learner notes
Memory Tip
drain中有rain，雨水流入排水管
Context & Register
通常指排水管道，多用于家庭或建筑中，属于中性语体。
Pronunciation & Spelling
All listed words rhyme with drain (/dreɪn/), sharing the /eɪn/ ending sound. No spelling lookalikes with different sounds are included.
Usage priority
Collins 词频等级为 3，建议结合例句记忆，而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.