drained 是 drain 的过去式/过去分词形式
drain英音：[drein]美音：[dren]
以下结果由译典通提供词典解释
及物动词 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.
不及物动词 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.