C-2-fraction
[化] 碳二馏分
🧩 词语组成解析
🗣️ 情景例句
Let's give him our presents--now.
现在把我们的礼物送给爷爷吧。
Do you often work for Mr.stone during the holidays?
你常常在假日期间为斯通先生工作吗？
It is all very well for such things to occur in fiction.
这种事发生在小说中是无可非议的。