Ceq
abbr. carbon equivalent 碳当量
🗣️ 情景例句
I don't know how to thank you enought.
我不知道应该如何感谢你。
He is a doctor. He has his own practice.
他是个医生，他自己开业。
I have often tried to conceive of what those pages might contain,
我常常试图想像这些纸上所写的东西，