C-5-fraction
[化] 碳五馏分
🧩 词语组成解析
🗣️ 情景例句
Please have the porter bring my bags up.
请让搬运工把我的箱子搬到楼上去。
A great ship asks deep waters.
大船要走深水，蛟龙要在海中游。
I've got to start working out.
我必须开始做健身运动了。