Archipelagic
a. 群岛的, 多岛海的
🗣️ 情景例句
Ask him to join us for lunch.
请他来和我们一起吃午饭。
Learn young, learn fair.
学习趁年轻，既学就学好。
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。