vt. 1.排去(水等液体)，排泄，放干 (away; off)。 2.喝干，倒空。 3.用完，花光。 4.使…某物枯竭；使…耗尽某物 (of)。 短语和例子 drain off the rain 排掉雨水。 drain the flooded mine 排干矿上的积水。 drain a glass of beer 喝干一杯啤酒。 drain the cup of sorrow [pleasure] to the bottom 备尝艰苦[享尽快乐]。 He drained the last of the whiskey into our glasses. 他把最后一点威士忌酒都倒进我们的杯子里。 be drained of all strength 筋疲力竭。 drain a country of its resources 使国家资源枯竭。 vi. 1.(水等液体)流掉，渐渐淌完 (away； off)。 2.(土地)排水；(衣服、碗碟等)滴干。 3.(资源等)逐渐枯竭。 短语和例子 The water will soon drain away. 水很快就会流掉。 His anger drained from him. 他的怒气逐渐消失。 This land won't drain. 这块田排不出水去。 This land drains into the river. 这块地的水排到河里。 Put the dishes on the board to drain. 把碗碟放到板上滴掉水。 Hope and energy drain away over the years. 岁月逐渐使精力和希望枯竭了。 n. 1.排水渠；下水道，阴沟；〔pl.〕 (建筑物的)排水系统。 2.【医学】引流，导液(管)，排脓管。 3.排水，放干；(财富等的)外流，枯竭；耗费，负担。 4.〔口语〕(酒的)一杯，一口。 短语和例子 the economic drain of war 战争的经济耗费。 Working too hard is a drain on his strength. 过分辛劳使他精力衰竭。 go down the drain 〔俚语〕 1. (情况)愈来愈坏，(人)每况愈下。 2. (资金等)被浪费；(计划等)失败，破产。 laugh like a drain 〔口语〕狂笑。 adj. -less 〔书面语〕取之不竭的。
emptying something accomplished by allowing liquid to run out of it 同义词：drainage,
a gradual depletion of energy or resources; "a drain on resources"; "a drain of young talent by emigration"
a pipe through which liquid is carried away 同义词：drainpipe, waste pipe,
tube inserted into a body cavity (as during surgery) to remove unwanted material
make weak; "Life in the camp drained him" 同义词：enfeeble, debilitate,
empty of liquid; drain the liquid from; "We drained the oil tank"
deplete of resources; "The exercise class drains me of energy"
flow off gradually; "The rain water drains into this big vat" 同义词：run out,
A drain is a plumbing fixture that provides an exit-point for waste water or water that is to be re-circulated
例句与用法
1.
That country was drained of its resources . 那个国家的资源不断外流。
2.
The water drained out of the hole in the pail . 水从桶的孔里流出来。
3.
Now, again, he felt drained and sick . 现在，他又一次感到疲倦和恶心。
4.
The ebbing of his hope drained his faith . 希望的幻灭使他失去了信心。
5.
Working too hard is a drain on his strength .. 过分辛劳使他精力衰竭。
6.
I don't like to throw my money down the drain . 我不愿把我的钱白扔掉。
7.
Don't drink it all; leave me a drain . 不要把它喝光，给我留一口。
8.
She drained the water out through a sieve . 她用漏杓把水控出去。
9.
Hope and energy drain away over the years . 岁月逐渐使精力和希望枯竭了。
10.
The company was still going down the drain . 公司仍是每况愈下。
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