Machinery oil
[化] 机油
🧩 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
and make sure that it is in good condition
确定它状 良好
They are so busy these days, that they don't even have time for their friends.
他们最近忙得没法和朋友见面。
In answer to these questions I either nodded or made strange noises.
作为对这些问题的回答，我不是点头，就是发出奇怪的声音。