Hydroxyethylhydrazine
[有化]羟乙基肼
🗣️ 情景例句
It was for a good reason.
你今天早走是有原因的。
Yes, and I took many pictures.
是的，我还照了好多照片。
Yes, Mom, said Lucy. I haven't forgotten anything.
“齐了，妈妈”露西说，“我什么也没忘记。”