Phenacethydrazine
[化] 乙酰基苯肼
🗣️ 情景例句
Thank you.
谢谢你。
My education has been influential in forming my character.
我接受的教育影响了我人格的形成。
Many people in industry and the Services, who have practical experience of noise,regard any investigation of this question as a waste of time;
在工业部门工作和在军队中服役的许多人对噪音有切身的体会，他们认为对这个问题进行调查是浪费时间，