Koya
[地名] [尼日利亚] 科亚
🗣️ 情景例句
Well, Mrs. Herrera,
好，Herrera太太
What's your wholesale price on this item?
这种产品你们的批发价是多少呢？
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。