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 think I have fallen in love with someone.
我恋爱了。
All your life you make many friends.
一生能结交许多的朋友。
Don't keep me waiting long.
不要让我等得太久。