Dozens
n. 几十, 许多
🗣️ 情景例句
You've got it.
你对了。
How long have you stayed there?
你在那儿住多久了？
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。