Commiphora africanum
[医] 非洲没药树
🧩 词语组成解析
[医] 没药属
🗣️ 情景例句
John, what are you going to do?
约翰，你要干嘛？
It's up to you to decide.
这主要取决于你。
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。