Underacted
v. 不充分地表演, 不卖力地演( underact的过去式和过去分词 )
🗣️ 情景例句
It's nice to meet you.
很高兴见到你。
There's as good fish in the sea as ever came out of it.
海里的好鱼是取之不尽的。
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。