C-2-fraction
[化] 碳二馏分
🧩 词语组成解析
🗣️ 情景例句
Hello, Miss Wang. I'm fine, and you?
喂，王小姐，我很好，你呢？
All things must come to an end.
天下无不散的筵席。
In the Northeast it will be fine.
东北天气晴朗。