Peracidity
过酸性
🗣️ 情景例句
It's a beautiful day, isn't it?
今天天气真美，是吧？
Can I take your order?
您要点菜吗？
Fine, thanks. Oh, That's the bell. Everyone is going into class, we'd better go too.
很好，谢谢。啊，铃响了。大家都去上课。我们最好也去。