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
Downsizing is now a strong possibility.
很可能会裁员。
If it doesn't rain tomorrow, we'll have a picnic.
如果明天不下雨，我们就去野餐。
What are you doing?
你在干什么？