Extravisual
[医] 视界以外的
🗣️ 情景例句
What are we having?
我们吃些什么？
Old bees yield no honey.
老蜂不酿蜜。
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。