🗣️ 情景例句
Of course, Harry. I want what's best for you,
当然， Harry。我要的是对你最有利的事,
No one can call back yesterday.
往日不复返。
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。