Acetal
n. 乙缩醛\\n[化] 乙缩醛; 乙醛缩二乙醇; (类名)醛缩醇; 缩醛(醛缩二醇)
🗣️ 情景例句
And I would like to introduce the young man
现在我希望向大家介绍这位年轻人
What's the round-trip fare?
来回票价多少？
I am even less lucky.
我的运气甚至还不及他们。