Echidnas
(echidna 的复数) n. 针鼹鼠
🗣️ 情景例句
I push myself very hard to do well.
为了干得好，我给自己很大压力。
Honest men marry soon, wise men not at all.
诚实的人马上结婚，聪明的人就不这样。
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。