Nitrozation
亚硝化作用
🗣️ 情景例句
OK, I guess.
我想还好吧。
Do you know the percentage of the damaged portion?
你们知道残损部分的百分比吗？
Grandma is ill, she said. I must take her to hospital.
“奶奶病了，”她说，“我必须送她去医院。