Circulating oil system
[化] 循环润滑系统
🧩 词语组成解析
a. 循环的, 流通的\\n[经] 流动
oil
[ɔɪl]
n. 油;石油;油画;燃油;
vt. 给…加油;
vi. 化成油;
🗣️ 情景例句
That's for a long distance call you make two nights ago.
这是你两天前打的一个长途电话的费用。
A plant may produce new flowers; man is young but once.
花有重开日，人无再少年。
Ann began to put the candles on her cake. Then she counted them.
安开始把蜡烛插到她的生日蛋糕上。插完，她数了数。