vi. 排水;流干;
vt. 喝光,喝干;使(精力、金钱等)耗尽;使流出;排掉水;
n. 排水;下水道;排水系统;[医]引流;
例句:
Hang up the washing to drain.
把洗好的衣服挂起来让它晾干.
The water will soon drain away [ off ].
水很快就会流掉.
The water will soon drain away.
水很快就会流尽.