Acetalization
[化] 缩醛作用; 缩醛化作用
🗣️ 情景例句
But his teeth hurt, and he just can't get to sleep, poor dear.
但他的牙疼， 他不能入睡， 可怜的小宝贝。
Do you live down the street?
你在街尾居住吗？
Not until last week did I get a work permit.
直到上周我才拿到工作许可证。