Acetylization
乙酰化作用
🗣️ 情景例句
Can you tell me what time you close?
您能告诉我关门的时间吗？
The lumberjack sweats as he cuts down a tree.
伐木工人边砍树边擦汗。
Kate, could you answer the telephone, please? I'm busy.
凯特，你能接一下电话吗？我忙着呢。