Lockgates
(lockgate 的复数) n.(运河等的)闸门
🗣️ 情景例句
I'm not getting on very fast with this job.
我这份工作进展不快。
Little thieves are hanged, but great ones escape.
大贼脱身去，小贼被吊死。
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。