Alkide
烃基化物, 烷化物
🗣️ 情景例句
Why were you out of work for so long?
你为何这么久没有工作？
It's no sin to sell dear, but a sin to give ill measure.
高价卖不为过，短斤少两才有罪。
It's big. It sells a lot of things.
商店很大。里面卖很多东西。