🗣️ 情景例句
We want to be sure that you're responsible
我们要确定你是肯负责的，
To stand on your hands
倒立
that a series of deep soundings was obtained in the Atlantic and the first samples were collected by dredging the bottom.
才在大西洋测得一个个海水深度，同时通过挖掘海底，取得了研究海底的首批样品。