Multigrade oil
多效机油, 稠化机油
🧩 词语组成解析
a. (润滑油)多级通用的,多品位的,稠化的
oil
[ɔɪl]
n. 油;石油;油画;燃油;
vt. 给…加油;
vi. 化成油;
🗣️ 情景例句
I frankly don't know what to do about it.
我真不知道该怎么解决。
What are you playing?
你正在玩什么？
You've made a good choice.
你的眼力不错。