Ol
[医] 油
🗣️ 情景例句
OK.
好的。
He stole my purse!
他偷了我的手袋！
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。