P-nitroacetophenone
[化] 对硝基苯乙酮
🗣️ 情景例句
worrying about him.
为他操心。
I'll get this bag for you.
我来替你拿这个包吧。
Farm labourers said that they always woke up to find that work had been done overnight.
雇工们说，常常一早起来发现有人在夜里把活干了，