Nitrosoamines
[化] 亚硝胺
🗣️ 情景例句
Alright. Please sit down.
好的，请坐下。
Moderation in all things is the best of rules.
中庸之道是最好的准则。
Three quarters of the world's books and newspapers are written in English.
3/4的书籍和报纸是用英语写的。