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
She makes a good living as an author.
她靠当作家过着优裕的生活。
My father goes back to work in the evening.
我父亲傍晚回去工作了。
Their sleeping bags were warm and comfortable, so they all slept soundly.
睡袋既暖和又舒服，所以，他们都睡得很香。