Labeller
n. 贴标签机；贴标机
🗣️ 情景例句
I can't show my face in public anymore.
我不能再在公众场合露面了。
A discontented man knows not where to sit easy.
不满足者坐无宁时。
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。