Circulating lubrication
[建] 循环润滑
🧩 词语组成解析
a. 循环的, 流通的\\n[经] 流动
n. 润滑, 注油, 润滑作用\\n[计] 润滑
🗣️ 情景例句
I'm thinking of ordering 100 sets. But one problem-
我正考虑定购一百台，只是一个问题-
Don't you have my hat?
你没拿我的帽子吧？
You are never too old to learn.
活到老，学到老。