Phthalhydrazide
邻苯二甲酰肼
🗣️ 情景例句
You must be mistaken.
你一定搞错了。
If he doesn't, will you fix it?
如果他不，你会修理它吗？
I've promised to take my pound of flesh.
我说过一定要拿走我应得的那一磅肉。