drain过去式

1. （使）流出，流走，流掉，流去
2. 排掉水，排出（水等液体），泄（水）
3. 晒干
4. 渐渐枯竭，耗尽、用完，使耗尽，使枯竭
5. 放干，放光
6. 喝干，喝光
7. 排泄，排去
8. 流掉，流出液体
9. 渐渐淌完，流光，（逐渐）流干，滴干，逐渐流走
10. 倒空
11. 排空，排干
12. 从…排干，使（水）流干，使干涸
13. 容纳…的水
14. 过滤
15. 逐渐消失
16. 流注

1. 排水，流出
2. 负担，消耗，耗费
3. 排水设备， 排水系统
4. 逐渐流光，不断外流
5. 下水道，排水沟，阴沟，排水渠
6. 排水管
7. 【医】引流
8. 导液（管）
9. 排脓管

1. emptying something accomplished by allowing liquid to run out of it
2. tube inserted into a body cavity (as during surgery) to remove unwanted material
3. a pipe through which liquid is carried away
4. a gradual depletion of energy or resources;

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

1. flow off gradually;

   "The rain water drains into this big vat"
   

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"
   

1. 漏极：+ [[晶体管]]有三个[[极]];[[双极性晶体管]]的三个极,分别由N型跟P型组成[[射极|发射极]](Emitter)、[[基极]] (Base)和[[集极|集电极]](Collector [[场效应晶体管]]的三个极,分别是[[源极]] (Source)、[[闸极|栅极]](Gate)和[[泄极|漏极]](Drain).

2. 排水：开机后,自检过程直接转为排水(drain)程序,记时15:00,然后时间开始下降,当时间到7:00时,又跳到15:00,如此反复,同时小手亮提示:fuild tubes no in safe bypass.

drain away (v.+adv.)

(使)用尽〔消耗完〕 (cause to) be used or spent
drain away

The rainwater drained away.

雨水流掉了。

drain sth ⇔ away

Dig trenches to drain away the water.

挖沟以排水。

Doctors used to cut people open to drain the polluted blood away.

从前,医生常常在人体上切口把污血放出。

drain away to sth

Some of the cleverest men in Britain drained away to the United States after the war.

战后,英国的一些最有才华的人被吸引到美国去了。

drain sb ⇔ away

Some of the cleverest men in Britain were drained away to the United States after the war.

战后,英国的一些最有才华的人被吸引到美国去了。

drain away

My energy is draining away.

我的精力正衰竭下去。

His courage drained away.

他的勇气渐渐消失。

His life was slowly draining away.

他的生命逐渐枯竭了。

drain sth ⇔ away

This hard work has drained away my keenness.

这种艰苦的工作削弱了我的锐气。

drain away

Now that price are rising so fast, all my money is draining away.

物价上涨得如此之快,我的钱都快花光了。

drain sth ⇔ away

The rise in costs has drained all our profit away.

成本的提高把我们的利润全部都抵消了。

drain from (v.+prep.)

离开,被吸引而脱离(某地) leave; be attracted away from (some place)
drain from sth

The blood drained from her face as she learned what had happened.

当她得知所发生的一切时,脸色煞白。

The children stared at the lion, all the colour draining from their faces.

孩子们目不转睛地盯着狮子,个个面如土色。

drain sth from sth

Drain the liquids from the tin before you serve the vegetables.

上蔬菜前,先把罐头里的液体倒掉。

Drain all the oil from the engine.

把发动机的油放掉。

Fright drained all colour from his face.

惊恐使他的面容失色。

Peripheral auto routes drains traffic from the city centre.

外环高速公路把市中心的交通流引开。

drain from some place

Thousands of clever men drained from Britain in the years just after the war.

在战后的头几年里,成千上万的有识之士离开了英国。

drain sb/sth from some place

The chance of better pay and advantages has drained many good men away from Britain.

更高的工资和更优越的条件吸引了许多优秀人士离开了英国。

drain into (v.+prep.)

(指河流或陆地)使其水流入(某个水域) (of a river or land) to allow its waters to flow into (a body of water)
drain into some place

All the rivers on the east side of England drain into the North Sea.

英国东部所有的河水都注入北海。

Central Europe drains into the Danube.

欧洲中部地区向多瑙河排水。

The whole island drains into the one river.

整个岛上的水都流进了一条河。

drain of (v.+prep.)

弄〔耗〕光…,弄空… empty (sb) of (sth)
drain sth of sth

At first, you have to drain the container of all the old oil.

首先,你得从油箱中把所有的陈油都抽去。

Draining mountains of everlasting snow, the river twists for nineteen hundred miles.

这条河把终年积雪的群山上的融雪带走,蜿蜒1900英里长。

drain sb of sth

The expense drains us of all our income.

这笔费用把我们所有的收入都花光了。

He drained his parents of every cent they had.

他把父母所有的钱都耗尽了。

This country is being drained of its best doctors.

这个国家最优秀的医生在不断外流。

I felt as if I had been drained of all my strength.

我觉得我身上的力气好像都被耗尽了。

I felt drained of thought.

我觉得自己的思想已经枯竭。

drain the cup of (v.+n.+prep.)

备尝,饱尝 suffer from sorrow deeply

drain off (v.+adv.)

将一定量的酒喝光 drink (a quantity of liquid) completely
drain off

Open the pipe to let the water drain off.

把管子打开,让水流出去。

The rainwater drained off.

雨水流掉了。

drain sth ⇔ off

Drain off the rest of the wine from this barrel.

把桶里剩余的酒排出去。

Drain off all fat that cooks out.

把煮出来的油脂都撇掉。

drain sth ⇔ off

With an effort, he drained off the whole bottle.

他一鼓劲儿,把满瓶子酒一饮而尽了。

drain out (v.+adv.)

流失,失掉; 停止 be lost; cease
drain out (of sth)

When the pipe was unblocked, the water drained out.

一打开水管,水就流了出来。

The water drained out of the flower-pot through the hole in the bottom.

水从花盆底部的洞漏出去。

drain sth ⇔ out

First you must drain the dirty water out and then clean the pipe.

你必须先让污水排出去,然后再清洗管道。

drain out

All her strength drained out when she was discouraged in what she was doing.

当做事遇到挫折时,她所有的劲头也就丢光了。

go down the drain

白白被浪费掉go to waste

• drain the field排去田中的水
• drain resources耗尽资源
• drain water排水

• drain well排水很畅
• drain completely〔painfully, thoroughly〕完全排出
• drain entirely完全排出
• drain slightly略微排出
• drain slowly慢慢排去
• drain steadily稳稳地排出
• drain away(生命)枯竭,(怒气)平息,(紧张的心情)消失,(废水)排尽
• drain away manpower消耗人力
• drain water away排水
• drain off排去(液体)
• drain off liquids排去液体
• drain off rain排掉雨水

• drain from从…中流掉
• drain water from field把田里的水排掉
• drain into the Danube向多瑙河排水
• drain into river流入河里
• drain into sea流入大海
• drain of把(某物)中的…抽走〔空〕,耗光(某人)的(某物)
• drain sb of sb's energy耗尽某人的精力
• drain the tank of all water排去储水箱中所有的水
• drain the cup of sorrow to the bottle饱尝辛酸

• block drain堵塞排水沟
• clean out〔clear, unblock〕 drain疏通排水沟
• go down the drain排走,化为乌有,白费

• continued drain继续外流
• heavy〔an enormous〕 drain很大开支
• open drain明沟

• box drain方形沟
• brain drain人才流失,智囊枯竭
• talent drain人才外流

• drain of gold黄金的外流
• drain on one's purse经济上的大负担
• drain on one's strength〔wealth〕精力〔财力〕的消耗

• ☆ 直接源自古英语的dreahnian；最初源自原始日耳曼语的draug，意为干旱。