Micropycnometer
微型比重瓶
🗣️ 情景例句
and having lunch with you today.
与你一起吃中餐。
He seems very serious, but in fact he has a delightful sense of humor.
他看上去很严肃，其实很诙谐。
Slowly, she said, We were all here before you. You must wait for your turn. Do you understand?
“我们这儿个个都排在你前面。你得等轮到你才行。你懂吗？”