Deacylation
脫酰作用(脫去-COR 或-COAr)
??? 情景例句
They have nice things, but they've very expensive.
它們的東西不錯，但很貴。
Do you often do composition after school?
你常常在放學(xué)后做作文嗎？
After I had given her some money, she looked into a crystal ball and said: 'A relation of yours is coming to see you.
“您的一個親戚就要來看您了。