Central lubrication
[化] 集中润滑
🧩 词语组成解析
n. 润滑, 注油, 润滑作用\\n[计] 润滑
🗣️ 情景例句
That's a little more than we had planned.
这比我们计划的多了一些。
I know the boy whose father is a college president.
我知道那个男孩的父亲是大学校长。
The plane was late and detectives were waiting at the airport all morning.
飞机误点了，侦探们在机场等了整整一上午。