Phenylethylhydrazine
[医] 苯乙肼
🗣️ 情景例句
I need some help.
我需要帮助。
In college I majored in history, What was you major?
大学时我主修历史，你主修什么呢？
I'm not sure that this conference is as good as last year's.
我确信这次会议不如去年的会议精彩。