Dinitrosalicil
[化] 二羟二硝基联苯
🗣️ 情景例句
What time is it?
现在是什么时间了？
A bird is known by its note,and a man by his talk.
鸟以声闻，人以言知。
No,you mustn't eat anything until you see the doctor.
不行，看医生之前你不可以吃任何东西。