Mechanical lubrication
[化] 机械润滑; 强制润滑
🧩 词语组成解析
n. 润滑, 注油, 润滑作用\\n[计] 润滑
🗣️ 情景例句
Well, how would it be if you took some time
好， 那你花些时间
Each bird loves to hear himself sing.
鸟儿都爱听自己唱歌。
Long ago, people believed that the world was flat.
很久以前人们相信地球是平的。