B-b fraction
[化] 丁烷-丁烯馏分
🧩 词语组成解析
🗣️ 情景例句
there's a lot to do around the house,
这屋里有很多事可做，
I would rather stay here.
我宁愿留在这里。
We don't have space in the warehouse for it.
我们仓库没有空位了。