Residual oil
[化] 渣油
🧩 词语组成解析
oil
[ɔɪl]
n. 油;石油;油画;燃油;
vt. 给…加油;
vi. 化成油;
🗣️ 情景例句
I wonder how he is making out in his new job.
不知他新工作做得怎么样。
Old wood is best to burn,old horse to ride.
老柴好烧，老马好骑。
I wonder why!
我很想知道为什么。