Gcms
[医]Gas Chromatography-mass Spectrometer
🗣️ 情景例句
Only a five percent discount? How about twenty percent?
只打九五折？八折怎么样？
I apologize.
我很抱歉。
From time to time, I notice that he puts a piece of meat down his trousers just before he leaves the factory.
我经常看到，他在快要离厂前把一块肉藏在裤子里。