Acetylic
a. 乙酰基群的
🗣️ 情景例句
Sam, get Mr. Levine at Toytown Stores
Sam，给Toytown Stores的Levine先生
Every one's faults are not written in their foreheads.
知人知面不知心。
his very concepts of the true and the false will still have reference to his particular traditional customs.
人们关于真与伪的概念依然和特定的传统风俗有关。