Conjunctural
连接性的
🗣️ 情景例句
Ask him to join us for lunch.
请他来和我们一起吃午饭。
It's nice and sweet.
它的味道甜美。
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。