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
Could I trouble you with something for a moment please?
请问可以麻烦你一下吗？
Do you mind my smoking?
你介意我抽烟吗？
The lake was not a natural one, but a man-made reservoir.
这不是一个天然湖泊，是一座人工修建的水库。