Phthalhydrazide
邻苯二甲酰肼
🗣️ 情景例句
What storage capacity do you need?
你想要多大容量的硬盘？
Mike found it difficult to adjust at first, but he's used to studying at Harvard now.
刚开始迈克发现很难适应在哈佛的学习，但现在他已经习惯了。
Yes, I am.
是的，我是。