Phthalhydrazide
邻苯二甲酰肼
🗣️ 情景例句
Just because. How's the baby?
没有原因。孩子好吗？
He that travels far knows much.
见多识广。
One of the boys is English. His name is Jim.
有一个男孩是英国人，他的名字叫吉姆。