Phenylnitromethane
苯基硝基甲烷
🗣️ 情景例句
Why does he want to do that?
为什么他要那么做呢？
He has been working in advertising for ten years, but now he is teaching.
他曾经在广告公司服务十年，但现在在当老师。
They cut big pieces of metal into small pieces.
它们把大块的金属切成小块。