Hmdso
[化] 六甲基二硅醚; 六甲基乙硅醚
🗣️ 情景例句
Grandpa!
爷爷！
You'd better go at once, hadn't you?
你最好马上走，不对吗？
Kate, could you answer the telephone, please? I'm busy.
凯特，你能接一下电话吗？我忙着呢。