Stoechiometer
[医] 化学计算器, 化学计量器
🗣️ 情景例句
I want an expensive luxury car.
我想买一辆昂贵的豪华汽车。
If you expect to enter the university,you should apply now.
如果你期望进入大学，你现在应该申请。
You've just missed it!
你们刚好错过了那班车。