Cliffs
n. 悬崖, 峭壁（cliff的复数形式）
🗣️ 情景例句
Be careful not to drink the water in__.
小心点儿，不要乱喝水。
I like playing football.
我喜欢踢足球。
But even the mosquito has been subdued by attention to drainage and by chemical sprays.
然而即使蚊子，也由于我们注意清理污水和喷洒化学药品而被制服了。