Phthalhydrazide
邻苯二甲酰肼
🗣️ 情景例句
Wouldn't it be wonderful?
那样岂不是太美妙了吗？
We can live without our friends, but not without our neighbours.
生活可无友，邻居不能无。
Oh, it's a short ruler. Who has a long one?
噢，这是把短尺。谁有长尺？