Pfaff
[人名] 普法夫
🗣️ 情景例句
English is the language of aviation.
英语是航空语言。
Better luck next time.
祝你下一次好运。
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。