n. 底部;末端;臀部;尽头
adj. 底部的
vt. 装底;测量深浅;查明真相
vi. 到达底部;建立基础
He sat at the bottom of the stairs.
他坐在楼梯底部。
She says $95,000 is her bottom line.
她说$95000是她的底线。
The marriage had reached rock bottom.
婚姻已经走到了尽头。
The ship sank to the bottom of the sea.
船沉入海底。
I found some coins at the bottom of my bag.
我在我的手提包底找到了几枚硬币。