Acethydrazide
乙酰肼
🗣️ 情景例句
All I do is study and take exams.
我要接受所有的学习和考试。
What time does the first train to Boston leave?
第一班去波士顿的列车什么时间开出呢？
Late that morning, when I was doing the housework, My husband phoned me from the office.
那天下午的晚些时候，当我正做家务时，我丈夫从办公室打来电话。