Alkoxyl
[机] 烷氧基
🗣️ 情景例句
I have to sign copies of my book for a lot of people
我还必须为许多人在我的书上签名
The vacuum cleaner is making a funny noise.
吸尘器发出怪异的声音。
When Christ was born nearly two thousand years ago, many people, rich and poor, gave him presents.
大约2000年前基督出生时，许多人，不论穷富，都给他礼物。