Stoechiometry
[医] 化学计算学, 化学计量学
🗣️ 情景例句
Thanks for inviting me to the dinner. I'm looking forward to it.
谢谢你邀请我一起吃晚饭，约会日期早些到就好了。
To dart through sky
突破阴霾的天空
May I help you?
我能帮忙吗？