Propene
n. 〈化〉丙烯
🗣️ 情景例句
In two or three months, I'll have an advance on my book
两到三个月后 我能得到我那本书的预付款
Will it hurt?
不知道会不会受伤？
Because they destroy so many insects, and insects include some of the greatest enemies of the human race.
因为它们能消灭那么多的昆虫，其中包括一些人类的大敌，