Alkyle
[医] 烃基化物
🗣️ 情景例句
Don't mention it.
别提了。
Patience is a flower that grows not in everyone's garden.
忍耐是朵花，并非人人园中都开发。
He became mortally ill a few months before we had planned to go and,
就在他计划回国的前几个月，他突然身患绝症。