Orthis
正形贝属
🗣️ 情景例句
I'll hold on to them for you.
我为你保管吧。
Would you bring Alice with you?
你能带着爱丽斯一起来吗？
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。