Emr
等效乘法速率
🗣️ 情景例句
Do you want to do something this Sunday? John and I would like you to come over for a party.
你星期日要不要做什么事？约翰和我想请你过来参加宴会。
How much will the hospital bill be?
住院费大概是多少钱？
Yes, it is.
是的，这是一支钢笔。