Alpacas
(alpaca 的复数) n. 羊驼, 羊驼毛, 羊驼呢
🗣️ 情景例句
you are about to become Susan Bennett--
即将成为Susan Bennett
A threatened blow is seldom given.
虚张声势，吓唬而已。
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。