Dinitrofluorobenzene
[免疫]二硝基氟苯
🗣️ 情景例句
Where shall I put my signature?
我签在哪儿呀？
How would I know?
我怎么知道？
No, thank you.I don't like milk in my coffee.I like black coffee.
不了，谢谢。我不喜欢咖啡中放牛奶，我喜欢咖啡。