Turbidometry
浊度分析法
🗣️ 情景例句
No, thank you. It's too late. I really have to go.
不，谢谢。太晚了，我真的该走了。
I'm impressed by your approach to business.
你们经营业务的方法给我留下了很深的印象。
You can never turn the clock back.
时光不能倒流。