• drain /dreɪn/           CET4 TEM4 [ draining drained drains ]

  • 1

    及物动词/不及物动词 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. 使流走; 流走

    Miners built the tunnel to drain water out of the mines.

    矿工们开掘了隧道以将水排出矿井。

    Now the focus is on draining the water.

    现在的焦点是排水。

  • 2

    及物动词/不及物动词 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. 排干; 流干

    The authorities have mobilized vast numbers of people to drain flooded land and build or repair dikes.

    当局动员了大批民众为遭受洪灾的地区排涝并修建或修复堤坝。

  • 3

    及物动词/不及物动词 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. 使沥干; 沥干

    Drain the pasta well, arrange on four plates and pour over the sauce.

    把意大利面条沥干水，摆放在4个盘子里，倒上调味品。

  • 4

    及物动词/不及物动词 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. 使 (色泽) 消退; (色泽) 消退

    Harry felt the colour drain from his face.

    亨利感到脸上没有了血色。

  • 5

    及物动词 If something drains you, it leaves you feeling physically and emotionally exhausted. 使心力交瘁

    My emotional turmoil had drained me.

    困惑焦灼的情绪使我心力交瘁。

  • 6

    形容词 使心力交瘁的

    I began to suffer from headaches, which left me feeling completely drained.

    我开始感到头痛，它使我感到精疲力竭。

  • 7

    及物动词 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. 耗尽 (资源、资金)

    The state's finances have been drained by drought and civil disorder.

    国家财政已经被旱灾和内乱消耗殆尽了。

  • 8

    可数名词 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. 排水管; 下水道; 排水沟

    Tony built his own house and laid his own drains.

    托尼盖了自己的房子,铺设了自己的排水管道。

  • 9

    单数型名词 If you say that something is a drain on an organization's finances or resources, you mean that it costs the organization a large amount of money, and you do not think that it is worth it. (资源、资金的) 外流; 消耗

    ...an ultramodern printing plant, which has been a big drain on resources.

    …一个消耗大量资源的超级现代化印刷厂。

  • 10

    习语 If you say that something is going down the drain, you mean that it is being destroyed or wasted. 被破坏掉; 被浪费掉

    They were aware that their public image was rapidly going down the drain.

    他们意识到自己的公众形象正被迅速地破坏掉。

drain[drein]

• n.
  • 1

    emptying something accomplished by allowing liquid to run out of it

    同义词： drainage

  • 2

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

  • 3

    a pipe through which liquid is carried away

    同义词： drainpipe / waste pipe

  • 4

    a gradual depletion of energy or resources

    a drain on resources ; a drain of young talent by emigration

• v.
  • 1

    flow off gradually

    The rain water drains into this big vat

    同义词： run out

  • 2

    deplete of resources

    The exercise class drains me of energy

  • 3

    empty of liquid; drain the liquid from

    We drained the oil tank

  • 4

    make weak

    Life in the camp drained him

    同义词： enfeeble / debilitate

• 经济学

  • 流失-引用次数：479

    But at the same time there more serious brain drain problem.

    但同时存在人才流失较严重的问题。

    参考来源W公司人力资源管理及发展战略研究

• 电子、通信与自动控制技术

  • 漏极-引用次数：38

    参考来源GaAs MESFET击穿特性研究

  • 吸极

• 土木建筑工程

  • 排水管-引用次数：2

    参考来源住宅建筑给排水设计探讨—《价值工程》—2010年第22期—龙源期刊网

  • 排泄-引用次数：2

    参考来源城市供水水源地地下水环境模拟与安全供水对策研究

  • 污水渠

  • 污水管

• 交通运输工程

  • 排出-引用次数：4

    Because this kind of pavement construction can drain the rain that permeates the surface layer seasonably and rapidly,it is called porous asphalt pavement. however our country is on the beginning step for its research,facing many difficulty.

    由于此种路面结构能将渗入表层的雨水及时、迅速地排出,故称为排水性沥青路面。 然而,我国对排水性沥青路面研究尚处起步阶段,需要研究的问题很多。

    参考来源排水性沥青路面粘层材料性能与防反射裂缝的研究

• 医药科学

  • 引流管-引用次数：6

    参考来源慢性硬膜下血肿术后复发因素分析及防治探讨

  • 引流物

• 历史学

  • 流失-引用次数：4

    The turbulence political context, backwardness economic activity way, backwardness culture and education were as the social background of the massively drain of Gansu forest resources in Republic of China.

    甘肃森林资源的大量流失,是以动荡的政治环境、落后的经济活动方式和文化教育为社会背景的。

    参考来源民国时期甘肃森林资源流失研究

• 动力与电气工程

  • 漏电

• 语言学

  • 耗尽

• 地球科学

  • 排水沟

• 机械工程

  • 汲极

  • 吸极

  • 排水

  • 排流

• 计算机科学技术

  • 汲极

  • 洩流

• 能源科学技术

  • 疏水

• 漏极

  • MOS管的源极（source）和漏极（drain）是可以对调的，他们都是在P型backgate中形成的N型区。在多数情况下，这个两个区是一样的，即使两端对调也不会影响器件的性能。

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• 排水沟

  • 原创：基于排水沟设计技术的刍议 - 经济法律论文发表 - xzbu.com 中国论文网 关键词：排水沟；设计；技术 [gap=783]Keywords: drain; Design; technology

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• 耗尽

  • ... Endemic地方病,地方的,风土的 Drain耗尽,排出,排水沟 Off limits禁止入内的地区 ...

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• 枯竭

  • drain(枯竭), 此释义来源于网络辞典。

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短语
• brain drain
  人才外流 | 人才流失 | 脑力人才外流
• drain valve
  排水阀 | 疏水阀 | 排液阀 | 排放阀
• drain pipe
  排水管 | 泄水管
• Brawn drain
  劳力外流 | 劳工外流 | 运动员外流 | 体育人才外流
• common drain
  共漏极 | 共汲极 | 的共汲极 | 共漏极放大电路
• drain off
  渐渐枯竭 | 流掉 | 放水 | 排出
• Down the drain
  血本无归 | 付诸东流 | 付之一炬 | 浪费掉
• floor drain
  地漏 | 地面排水渠 | 地面排水
• Drain time
  滴落时间 | 流滴时间 | 析水时间

词根：drain

• n.

  • drainage 排水；排水系统；污水；排水面积

• vi.

  • 排水；流干

    discharge of water

• vt.

  • 喝光，耗尽；使流出；排掉水

    exhaust / use out

• n.

  • 排水；下水道，[建]排水管；消耗

    consumption / sewage