Easin
[机] 伊辛
🗣️ 情景例句
Did you bring your transcript from high school?
你把高中的成绩单带来了吗？
To wait patiently for the protesters to move
耐心地等待示威队伍离去
and we have only to turn to that extraordinary discovery of echo-location in bats to see a case in which the voice plays a strictly utilitarian role.
我们只要看一看蝙蝠回声定位这一极不寻常的发现，就可以探究一下声音在什么情况下有绝对的实用价值。