Forced lubrication
[化] 强制润滑
🧩 词语组成解析
forced
[fɔ:st;fəurst]
adj. 被迫的;强迫的;
v. 强制(force的过去式和过去分词);
n. 润滑, 注油, 润滑作用\\n[计] 润滑
🗣️ 情景例句
Who has torn these pages out of the book?
谁撕掉书上的这几页？
What is this?
这是什么？
It was my first flight. I was nervous when the plane took off.
我第一次坐飞机，起飞时我有点紧张。