Commercial lubricating oil
[建] 商品润滑油
🧩 词语组成解析
润滑的
oil
[ɔɪl]
n. 油;石油;油画;燃油;
vt. 给…加油;
vi. 化成油;
🗣️ 情景例句
I'll help.
我也来帮忙。
Why does only one sock get lost at a time?
为什么袜子只丢了一只呢？
'Perfume, eh?' he asked sarcastically.
“香水，嗯？”他讥讽地说道，