Stoechiometry
[医] 化学计算学, 化学计量学
🗣️ 情景例句
He's not faithful to his wife.
他对他的妻子不忠。
Please show me the menu.
请把菜单给我。
The mobile phone is as popular as the beeper nowadays.
现在手机和寻呼机一样普及。