Lapping liquid
[机] 研磨液
🧩 词语组成解析
[计] 研磨, 抛光\\n[化] 研磨
🗣️ 情景例句
I knew you'd realize
我知道你会体会到
You must come right away.
你必须马上过来。
and by measuring the time interval between the taps and the receipt of the echoes, the depth of the sea at that point can be calculated.
测出回声间隔的时间，便可算出该处海洋的深度。