Reference oil
[医] 参考油样
🧩 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've known Martin for years.
我认识马丁好多年了。
When the wolf grows old, the crows ride him.
狼老被鸦欺。
In this much-travelled world, there are still thousands of places which are inaccessible to tourists.
在这个旅游频繁的世界上，仍有成千上万个游人足迹未至的地方。