Gemi
abbr. grating efficiency measurement instrument 光栅效率测量设备
🗣️ 情景例句
There's something I have to ask you.
我有一件事要问你 。
If we had been more careful, we would be getting much better results now.
如果我们更为细心的话，成绩会更好。
You used to smoke 40 cigarettes a day.
他以前每天狂抽四十根烟。