Dimelia
[医] 复肢[畸形]
🗣️ 情景例句
You must be very popular.
你一定很受欢迎。
I meet the boy whose aunt is a beautician.
我遇到那个男孩的姑妈是美容师。
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。