Gemeled
a. [建]成对的
🗣️ 情景例句
I'd be happy if you would go out with me.
你和我一起出去我会很高兴的。
Readiness is all.
有备无患。
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。