drain

verb

1. 排空；（使）流光；放干
   to make sth empty or dry by removing all the liquid from it; to become empty or dry in this way
   1. Drain and rinse the pasta.
      把通心粉过一过水。
   2. The marshes have been drained.
      沼泽地里的水已排干。
   3. You will need to drain the central heating system before you replace the radiator.
      你得先把中央供暖系统的水排净再更换散热器。
   4. The swimming pool drains very slowly.
      游泳池里的水排得很慢。
   5. Leave the dishes to drain.
      把碟子控干。
2. （使）流走，流出
   to make liquid flow away from sth; to flow away
   1. We had to drain the oil out of the engine.
      我们必须把发动机里的机油全部放掉。
   2. Drain off the excess fat from the meat.
      把肉里面多余的油沥掉。
   3. She pulled out the plug and the water drained away.
      她拔掉塞子，让水流走了。
   4. The river drains into a lake.
      这条河流入湖中。
   5. All the colour drained from his face when I told him the news
      我把这消息告诉他时他脸色变得煞白。
   6. My anger slowly drained away.
      我的怒火慢慢平息下来。
3. 喝光；喝干
   to empty a cup or glass by drinking everything in it
   1. In one gulp, he drained the glass.
      他一口喝干了杯中的水。
   2. She quickly drained the last of her drink.
      她一下子就把最后一点儿酒喝掉了。
4. 使（精力、金钱等）耗尽
   to make sb/sth weaker, poorer, etc. by using up their/its strength, money, etc.
   1. My mother's hospital expenses were slowly draining my income.
      我母亲的住院开销把我的收入渐渐耗光了。
   2. I felt drained of energy.
      我感到筋疲力尽。
   3. an exhausting and draining experience
      令人精疲力竭的一段经历

noun

1. 下水道；排水管
   a pipe that carries away dirty water or other liquid waste
   1. We had to call in a plumber to unblock the drain.
      我们只得叫个管子工来疏通下水道。
   2. The drains (= the system of pipes) date from the beginning of the century.
      下水道排水系统是本世纪初修的。
2. 下水道孔盖
   a frame of metal bars over the opening to a drain in the ground
3. 下水道孔盖
   a frame of metal bars over the opening to a drain in the ground
4. 消耗；耗竭；耗费
   a thing that uses a lot of the time, money, etc. that could be used for sth else
   1. Military spending is a huge drain on the country's resources.
      军费开支是对国家资源的巨大耗费。

1. V-ERG 排出;(使)流出
   If you drain a liquid from a place or object, you remove the liquid by causing it to flow somewhere else. If a liquid drains somewhere, it flows there.
   1. Miners built the tunnel to drain water out of the mines...
      矿工们开凿了一条地道，以排出矿井里的水。
   2. Now the focus is on draining the water...
      现在的重点是把水排走。
   3. Springs and rivers that drain into lakes carry dissolved nitrates and phosphates...
      流入湖中的泉水和河水携带了溶于水的硝酸盐和磷酸盐。
   4. The water slowly drained away, down through the porous soil.
      水慢慢流走了，渗入了疏松的土壤。
2. V-ERG (使)流干;(使)排干
   If you drain a place or object, you dry it by causing water to flow out of it. If a place or object drains, water flows out of it until it is dry.
   1. Vast numbers of people have been mobilised to drain flooded land...
      大量的人力被动员去排干受涝的土地。
   2. The soil drains freely and slugs aren't a problem.
      土壤排水畅通，鼻涕虫就不会造成什么麻烦。
3. V-ERG （使）（水分）滤去，滤干
   If you drain food or if food drains, you remove the liquid that it has been in, especially after it has been cooked or soaked in water.
   1. Drain the pasta well, arrange on four plates and pour over the sauce...
      将意大利面中的水分滤干，放在4个盘子里再淋上调味汁。
   2. Wash the leeks thoroughly and allow them to drain.
      彻底清洗韭葱，再沥去水分。
4. N-COUNT 下水道;排水管;阴沟
   A drain is a pipe that carries water or sewage away from a place, or an opening in a surface that leads to the pipe.
   1. Tony built his own house and laid his own drains.
      托尼自己盖了房子并铺设了下水管道。
   2. ...storm drains.
      排洪管
5. VERB 喝干;喝光
   If someone drains a glass, they empty it by drinking what is in it.
   1. Pamela drained her glass and refilled it.
      帕梅拉喝完后又续了一杯。
6. V-ERG （使）(脸上血色)消失，消退
   If the colour or the blood drains or is drained from someone's face, they become very pale. You can also say that someone's face drains or is drained of colour.
   1. Harry felt the colour drain from his face...
      哈里觉得他脸上的血色在消失。
   2. Thacker's face drained of colour...
      撒克面无人色。
   3. Jock's face had been suddenly drained of all colour...
      乔克的脸突然变得煞白。
   4. His usually florid complexion seemed drained of colour.
      他通常红润的脸色看上去没有了血色。
7. V-ERG （情感）消失，消散
   If a feeling drains or is drained out of you, it gradually becomes less strong until you no longer feel it.
   1. And then, suddenly, the euphoria began to drain away...
      随后，狂喜的感觉突然开始消失了。
   2. She felt the tension drain out of her...
      她感到紧张情绪在消失。
   3. The happiness and the excitement had been drained completely from her voice.
      幸福和激动已经完全从她的声音中消失了。
8. VERB 使精疲力竭;使心力交瘁
   If something drains you, it leaves you feeling physically and emotionally exhausted.
   1. My emotional turmoil had drained me.
      纷乱的情绪让我心力交瘁。
9. V-ERG (使)(精力)耗尽
   If energy drains or is drained from you, you lose all energy and become very tired.
   1. As his energy drained away, his despair and worry grew...
      当他的精力耗尽时，他的绝望和担心也增加了。
   2. I can help resolve conflicts that drain energy.
      我可以帮助解决消耗精力的冲突。
10. See also: ...an ultra-modern printing plant, which has been a big drain on resources... Fraud trials are often complex and have become an expensive drain on the public purse. brain drain
11. VERB 用尽;耗尽;用完
    If you say that a country's or a company's resources or finances are drained, you mean that they are used or spent completely.
    1. The state's finances have been drained by war...
       国家财力已经被战争消耗殆尽。
    2. The company has steadily drained its cash reserves.
       公司已逐渐用完了其现金储备。
12. PHRASE 被毁掉;被浪费掉
    If you say that something is going down the drain, you mean that it is being destroyed or wasted.
    1. They were aware that their public image was rapidly going down the drain...
       他们意识到他们的公众形象正迅速被毁掉。
    2. He lamented that four years of his life had gone down the drain because of an injury to his groin.
       他痛惜他四年的生活就因大腿根部的伤被毁掉了。
13. PHRASE 破产;倒闭
    If you say that a business is going down the drain, you mean that it is failing financially.
    1. Small local stores are going down the drain.
       当地的小店都倒闭了。

1. Miners built the tunnel to drain water out of the mines
   矿工们开凿了一条地道，以排出矿井里的水。
2. Now the focus is on draining the water
   现在的重点是把水排走。
3. Springs and rivers that drain into lakes carry dissolved nitrates and phosphates
   流入湖中的泉水和河水携带了溶于水的硝酸盐和磷酸盐。
4. The water slowly drained away, down through the porous soil.
   水慢慢流走了，渗入了疏松的土壤。
5. Vast numbers of people have been mobilised to drain flooded land
   大量的人力被动员去排干受涝的土地。
6. The soil drains freely and slugs aren't a problem.
   土壤排水畅通，鼻涕虫就不会造成什么麻烦。
7. Drain the pasta well, arrange on four plates and pour over the sauce
   将意大利面中的水分滤干，放在4个盘子里再淋上调味汁。
8. Wash the leeks thoroughly and allow them to drain.
   彻底清洗韭葱，再沥去水分。
9. Tony built his own house and laid his own drains.
   托尼自己盖了房子并铺设了下水管道。
10. Pamela drained her glass and refilled it.
    帕梅拉喝完后又续了一杯。
11. Harry felt the colour drain from his face
    哈里觉得他脸上的血色在消失。
12. Thacker's face drained of colour
    撒克面无人色。
13. Jock's face had been suddenly drained of all colour
    乔克的脸突然变得煞白。
14. His usually florid complexion seemed drained of colour.
    他通常红润的脸色看上去没有了血色。
15. And then, suddenly, the euphoria began to drain away
    随后，狂喜的感觉突然开始消失了。
16. She felt the tension drain out of her
    她感到紧张情绪在消失。
17. The happiness and the excitement had been drained completely from her voice.
    幸福和激动已经完全从她的声音中消失了。
18. My emotional turmoil had drained me.
    纷乱的情绪让我心力交瘁。
19. As his energy drained away, his despair and worry grew
    当他的精力耗尽时，他的绝望和担心也增加了。
20. I can help resolve conflicts that drain energy.
    我可以帮助解决消耗精力的冲突。
21. Fraud trials are often complex and have become an expensive drain on the public purse.
    诈骗案通常错综复杂，会给公共资金造成巨大损失。
22. The state's finances have been drained by war
    国家财力已经被战争消耗殆尽。
23. The company has steadily drained its cash reserves.
    公司已逐渐用完了其现金储备。
24. They were aware that their public image was rapidly going down the drain
    他们意识到他们的公众形象正迅速被毁掉。
25. He lamented that four years of his life had gone down the drain because of an injury to his groin.
    他痛惜他四年的生活就因大腿根部的伤被毁掉了。
26. Small local stores are going down the drain.
    当地的小店都倒闭了。
27. A contractor was hired to drain the reservoir and to excavate soil from one area for replacement with clay.
    雇了一个承包商抽干水库的水，挖掉一个区域的泥土后再用黏土填上。
28. The water will soon drain away.
    水很快就会流尽。
29. Don't drain the teapot dry.
    别把壶里的茶滗干了。
30. The drain is clogged.
    这条阴沟堵塞了。

  drain chan nel ditch【导航词义：排水道】

  drain n. 〈尤英〉下水道，排（废）水管

〔辨析〕指排水或废液的管道。

  channel n. 水渠

〔辨析〕尤指挖于地上供水流通的沟渠。

  ditch n. 沟，渠

〔辨析〕指挖于田边、路边等处用于蓄水或排水的沟。

n.

(go) down the drain

• 被浪费掉；变得非常糟糕
  (to be) wasted; (to get) very much worse
  1. It's just money down the drain, you know.
     你要知道，这是白白丢钱。
  2. Safety standards have gone down the drain.
     安全标准根本不管用了。

laugh like a drain

• 哈哈大笑；放声大笑
  to laugh very loudly

noun

1. emptying something accomplished by allowing liquid to run out of it

   Synonym:    drainage

2. a gradual depletion of energy or resources
   1. a drain on resources
   2. a drain of young talent by emigration

3. a pipe through which liquid is carried away

   Synonym:    drainpipewaste pipe

4. tube inserted into a body cavity (as during surgery) to remove unwanted material

verb

1. make weak
   1. Life in the camp drained him

   Synonym:    enfeebledebilitate

2. empty of liquid
   1. We drained the oil tank

3. deplete of resources
   1. The exercise class drains me of energy

4. flow off gradually
   1. The rain water drains into this big vat

   Synonym:    run out