drain/chan nel/ditch.导航词义：排水道

1. drain:n. 下水道，排（废）水管.指排水或废液的管道。

There's something wrong with the drains.

下水道出了问题。

He has no time to repair the blocked drain.

他没时间修理堵塞的排水管。

2. channel:n. 水渠.尤指挖于地上供水流通的沟渠。

drainage channels in the farmland

农田里的排水沟

They are digging irrigation channels.

他们正在挖灌溉渠。

3. ditch:n. 沟，渠.指挖于田边、路边等处用于蓄水或排水的沟。

He fell into the ditch in the dark.

黑暗中他掉进了沟里。

There is some rainwater in the ditch along the side of the road.

路边的沟里积了些雨水。

全部

1·The main drain was blocked.

主下水道被堵住了。《柯林斯英汉双解大词典》

2·The water swirled down the drain.

水打着旋流进了下水道。《牛津词典》

3·She tipped the dirty water down the drain.

她把脏水倒入了下水道。《牛津词典》

4·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。《牛津词典》

5·I pumped six ounces, and then had to pour it down the drain.

我吸出来了足有六盎司，然后不得不把它们倒进了下水道。

6·Having the decision hanging over your head is a huge energy drain.

在你的脑子里反复思考一个决定是会消耗大量能量的。

7·Hello, my bathroom drain is blocked and I'm giving a party tonight.

你好，我浴室的下水道堵了，而今晚我要办个派对。

8·Not in clumps, but I noticed more hairs than usual in my comb and the bath drain.

倒不是一把一把地掉，但是我发现梳子上和浴室排水口边的头发比往常多了。

9·When people wash these clothes, microfibers go down the drain with the wash water.

当人们洗这些衣服时，超细纤维会随着洗涤水一起流到下水道里。

10·By contrast, dry soils are sandy and porous, their coarse textures permitting water to drain rapidly.

相比之下，干燥的土壤是沙质和多孔的，其粗糙的质地允许了水分的迅速流失。

排水

1·That can include beams, posts, drain lines, water piping or surface-mounted wires.

包括横梁、柱子、排水管道、供水管道或表面贴装线。

2·'I was a little nervous about losing the ring,' recalls the property developer, who dropped to one knee inside a cavernous red-brick storm drain.

当时，在一个红砖砌成的暴雨排水洞内，他单膝跪下。他回忆道，“我有点担心会把戒指丢了。”

3·The first step was to line the drain area with small stones. This enables the keeper to hose the small stones covering the concrete without the stones washing into the drain.

第一步就是用小石子排满排水区域，这样管理员就可以避免在用水管冲洗地面的时候把沙石冲到排水沟里面。

4·Unscrew the nut that connects the drain to the flange using an adjustable wrench if you are replacing the pop-up drain. Then remove the drain flange from the T-connector.

如果你想替换弹出式排水管，你可用可调式扳手拆除连接排水管和法兰的螺丝，然后从T型三通处拆掉排水法兰。

5·Much of highway engineering is devoted to the planning and construction of facilities to drain the highway or street and to carry streams across the highway right-of-way.

许多公路工程都要作一些设施（为公路或街道排水的设施， 供穿过公路用地的溪流通过的设施）的规划和建设。

消耗

1·That's because quickly growing energy demand requires immense investment in new supply, not to mention the drain of rising energy prices.

这是因为，能源需求的快速增长需要新供应的大量投资，更别说不断上涨的能源价格的消耗了。

2·Today, we import about 60 percent of the oil we use, which is a huge drain on our economy and which weakens our security.

今天，我们使用的石油约有60%来自进口，这对我国经济是巨大的消耗，并削弱了我国的安全。

3·Considering all the time, money, effort, and lost opportunities associated with these failures, they are a tremendous drain on an organization.

考虑所有与这些失败相关的时间、金钱、工作和失去的机会，对于一个企业来说这都是极大的消耗。

4·It's quite possible for software development projects to be going down the corporate drain while everyone is convinced everything is fine — or at least they act like it is.

软件开发项目正逐渐消耗着企业资产，而每个人还确信一切进展顺利—或至少它们看上去如此，这是非常可能的。

5·This is a great financial drain on our society.

是我们社会的一个巨大的财政消耗。

下水道

1·The water swirled down the drain.

水打着旋流进了下水道。《牛津词典》

2·The main drain was blocked.

主下水道被堵住了。《柯林斯英汉双解大词典》

3·She tipped the dirty water down the drain.

她把脏水倒入了下水道。《牛津词典》

4·I pumped six ounces, and then had to pour it down the drain.

我吸出来了足有六盎司，然后不得不把它们倒进了下水道。

5·Hello, my bathroom drain is blocked and I'm giving a party tonight.

你好，我浴室的下水道堵了，而今晚我要办个派对。

外流

1·This process is exactly the currency drain.

这一过程就是货币外流。

2·Science careers can't be switched on and off with funding, and people will leave the country (brain drain) or leave science, never to return.

科研生涯不会因经费随时开始或结束，人们会离开国家(人才外流)或告别科研，再也不会回头。

3·Rich countries are thus likely to benefit from looser immigration policy; and fears that poor countries will suffer as a result of a “brain drain” are overblown.

因此，富国极有可能从较为宽松的移民政策中获益；而对于穷国将可能承受“人才外流”的恶果的恐惧也是言过其实的。

4·The brain drain may also undermine medical training in future.

“人才外流”还可能破坏未来的医疗培训。

5·These conclusions are borne out by findings of a recent World Bank research study, International Migration, Remittances and the Brain Drain, co-edited by Caglar Ozden and Maurice Schiff.

世界银行的最近所做的一个研究课题“国际移民、汇款与人才外流”的研究成果证实了这些结论，该研究报告由卡格拉奥兹登和莫里斯史弗共同编写。

耗尽

1·He will drain, rather than enrich, the country.

他将耗尽而不是增加国家的财富。《柯林斯英汉双解大词典》

2·It will drain you and rob you of your happiness.

它将耗尽你的心气，夺走你的快乐。

3·Otherwise, climate-change adaptation will drain the reserves of vulnerable nations.

否则，气候变化应对行动将耗尽那些易损国家的储备。

4·Providing long-term care for these victims will further drain Haiti’s scarce medical resources.

而为这些难民提供长期治疗将进一步耗尽海地本来就稀缺的医疗资源。

5·Continuously getting a user's location can really drain the battery of a mobile device, so use these APIs with great caution.

持续不断获取用户位置信息将会耗尽设备资源，所以请谨慎使用这些API。

排水沟

1·The boat drifted helplessly along the drain until some people saw him.

船儿无助地顺着排水沟漂流直到有人看见他。

2·Could that dragonfly flying above that drain be the answer to my prayers?

那只在排水沟上空飞着的蜻蜓能作为我祈求的答案吗？

3·The first step was to line the drain area with small stones. This enables the keeper to hose the small stones covering the concrete without the stones washing into the drain.

第一步就是用小石子排满排水区域，这样管理员就可以避免在用水管冲洗地面的时候把沙石冲到排水沟里面。

4·The tiled floor of the kitchen slopes towards the drain.

厨房的瓷砖地向排水沟倾斜。

5·It went down the drain.

它掉到排水沟下去了。

排水管

1·There are lots of places for germs to hang out in the kitchen, including the drain in your sink, the countertop, and the sponges, rags, scrubbers.

厨房里有很多地方可供细菌栖身，比如洗涤槽里的排水管、工作台面、清洁海绵、抹布和擦洗工具。

2·Step 6: Assemble the new drain

步骤6：组装新的排水管

3·The water backed onto the floor from the drain .

水从排水管倒流到地板上。

4·Then the boat struck against the wall of the drain and broke into pieces.

船撞到排水管的管壁而支离破碎。

5·The drain pipe jointing material of cement mortar with addition of water glass can effectively overcome the influence of groundwater and improve the quality of the joints.

在水泥砂浆中掺入水玻璃作为排水管的接口材料，能有效克服地下水影响，提高了接口工程质量。

宣泄

1·Major person passes the support of different approach and drain, traumatic incident did not bring undesirable consequence.

大部分人通过不同途径的支持和宣泄，创伤事件没有带来不良后果。

2·It also adapted the modern people life of quick rhythm method, can make the people's affection communicate and drain, thus responding a certain society in another way actuality.

它同时也适应了现代人快节奏方式的生活，使人们的感情得以交流和宣泄，从而以另一种方式反应了某种社会现实。

3·Make track for a star clan is 1 kind to drain heartily actually, relax heartily in the campus to accept heavy heart.

追星族实际上是一种尽情地宣泄，尽情地放松在校园承重的心。

漏极

1·The mechanical transistor, more properly called a nano-electromechanical systems (NEMS) transistor, creates and destroys the connection between source and drain mechanically.

机械晶体管，更确切地可以称之为纳米电子机械系统（NEMS）晶体管，它可以在源极和漏极之间机械地构建或消除连接。

2·This waveform can be presented as a superposition of the following elements (Fig. 22 and Tab. 5). The superposition of all these elements results in a typical drain current shown in Fig. 21.

这个波形可以被看作是下列原理的叠加(图22和平台5)。全部这些波形的叠加整合结果变成图21所示的典型漏极电流。

3·The mechanical transistor, more properly called a nano-electromechanical systems transistor, creates and destroys the connection between source and drain mechanically.

机械晶体管，更确切地可以称之为纳米电子机械系统晶体管，它可以在源极和漏极之间机械地构建或消除连接。

4·Under hot carrier stress, device degradation is the consequence of hot carrier induced defect generation locally at drain side.

在热载流子应力条件下，器件的退化主要是由于在漏极附近由热载流子产生的损伤缺陷引起的。

5·Other silicide layers (50.4-50.6) are on the tops of the source, drain and polysilicon gate.

其它硅化物层(50.4 - 50.6)处于源极、漏极和多晶硅栅极的顶部。

(1)down the drain浪费掉；徒劳；堕落

(1)brain drain人才外流；智囊流失

(1)floor drain地漏；地面排水管；楼面排水

(1)drain off渐渐枯竭；把…排出去；排除

(1)drain well排泄井，排水井；污水井

(1)drain valve排水阀；放泄阀