Keto-lactol
[化] 内缩酮(羟基酮的内醚式)
🧩 词语组成解析
a. [化] 酮类的
乳醇, 邻位羟基内醚(羟基醛或羟基酮的内醚式)
🗣️ 情景例句
A lot of people would like my help.
许多人要我帮助。
Three times a week I have to walk all the way to the gym for my Phys Ed class.
一周有三次，我为了参加体育课而必须走路到体育馆。
Take care. The pan's very hot.
当心，锅很烫。