Diazoparaffins
重氮烷(属烃)
🗣️ 情景例句
I feel sorry for the beggars, but I can't stand it when they teach their children how to beg.
我很同情乞丐，但我真的看不惯他们教孩子怎么样行乞。
I'd like to reconfirm my flight from london to tokyo.
我要再确认一下我从伦敦到东京的班机。
Later, we ate our picnic under some trees.
后来，我们在树下吃野餐。