Seichometer
n. 湖面波动测定器,湖震测定器
🗣️ 情景例句
Not on our anniversary.
可不能在我们的结婚纪念日。
Excuse me I don't know.
对不起我不知道。
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。