Analyt
分析化学
🗣️ 情景例句
How many people are there in your family?
您家有几口人？
Behave yourself, or I'll shot.
乖乖听命，不然我就开枪。
My name is Li Lei. I'm in Row 1, too. I'm Number 3.
我叫李磊。我也是第一排。我是3号。