drain是什么意思？

vt. & vi.

(使)流干, (使)逐渐流走

it was not easy to drain the flooded mine.

排干矿坑里的积水不容易。

vt.

喝光, 喝干

let's drain the glass dry.

咱们把这杯喝干吧。

n.

排水沟, 排水管

the drain was choked up with dirt.

排水管被污物堵住了。

流尽, 用光

his wife's illness has been a great drain on his income.

他妻子的病要用去他的大部分收入。