Stoechiometry
[医] 化学计算学, 化学计量学
🗣️ 情景例句
And I am a hard worker when I have something challenging to do.
并且在遇到挑战性的工作时，我是个很努力的人。
The news spread all over the world.
这消息传遍全世界。
We also want to teach all the children to perform.
我们还想教会所有的儿童演奏。