Alkoxy
a. [化]烷氧基的
🗣️ 情景例句
plus the person with the longest word gets ten extra points.
所造的字最长的人多得十分。
I'm glad to hear about your promotion.
我很高兴得知你升了职。
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。