Upc
[计] 通用产品代码
🗣️ 情景例句
She's doing fine, thank you.
她很好，谢谢你。
It's a beautiful country with many large rivers.
这个国家很美，它有很多大河。
You must get up and get ready for school. If you don't go soon,you'll be late.
你得起床准备上学了。你如果不赶紧去，就该迟到了。