Stoicheiometry
[医] 化学计算学, 化学计量学
🗣️ 情景例句
Cinnamon!
肉桂！
The student felt very shy as he stood in front of the class.
那个学生站在大家的跟前时，感到非常难为情。
I counted seven old cars and three old refrigerators.
我数了一下，有7辆旧汽车和3上旧冰箱。