drain
[drein]
v.排出, 排干, 喝光, 耗尽
n.下水道, 消耗
例句与用法：
The drains overflowed after the heavy rain.
大雨过后，下水道溢出水来。
Boil the vegetables for 20 minutes and then drain off the water.
把蔬菜煮上20分钟，然后把水沥掉。
This country is being drained of its best talents.
这个国家最优秀的人才在不断外流。
词形变化：
形容词: drainable | 名词: drainer | 动词过去式: drained | 动词过去分词: drained | 动词现在分词: draining | 动词第三人称单数: drains |
详细释义：
vt.
1. 排出(液体); 使流出[(+away/off/out)]
Ditches were dug to drain water from the swamp.
挖渠排掉沼泽的水。
2. 排掉(土地, 容器等的)水; 晒干[(+off/of)]
3. 喝干
He drained a bottle of beer.
他喝光一瓶啤酒。
4. 耗尽[(+of)]
The civil war drained the country of its manpower and wealth.
内战耗尽了国家的人力和财富。
vi.
1. (水等)流掉, 渐渐枯竭[(+away/off/out)]
Luckily the water drained away in time.
幸好水及时排掉了。
2. (土地)排水; (衣服等)滴干
Put the raincoat on the balustrade to drain.
把雨衣放在栏杆上去滴干。
n.
1. 排水管, 下水道[C]
The bathtub drain needs repairing.
浴盆的下水道需要修理。
2. 排水设备[P]
3. 排水, 流出[U]
The cost of his children's education was a great drain on his money.
他孩子的教育费用使他耗费极大。
4. 消耗, 负担[C][(+on)]
What he has spent is a drain on the savings of his parents.
他所花费的会耗尽他父母的积蓄。
5. (财富等的)不断外流, 逐渐流光[U][S1]
短语词组：
drain away/off
1. 排去; 流掉
They are digging trenches to drain the water away.
他们正在掘沟排水。
2. 枯竭; 变弱
It seemed that his life was draining away.
他的生命似乎在枯竭。