Teredos
n. 蛀船虫( teredo的名词复数 )
🗣️ 情景例句
If you want a surprise,
如果你想要一项惊喜的事，
Marry in lent, and you'll live to repent.
借债结婚，后悔一生。
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。