Interpunction
n. 标点,标点符号
🗣️ 情景例句
next time
下一次
When is the ship supposed to leave?
船应该在什么时候开？
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。