Teac
[医] 氯化四乙铵
🗣️ 情景例句
If you need anything, just ask.
假如你需要什么尽管讲。
Did you have a good day today?
你今天过得好吗？
No,you mustn't eat anything until you see the doctor.
不行，看医生之前你不可以吃任何东西。