lubrications
基本解释
(lubrication 的复数) n. 润滑, 注油, 润滑作用
[计] 润滑
英文释义
plural of lubrication
n. the condition of having been made smooth or slippery by the application of a lubricant
n. an application of a lubricant to something
词形变化
上一个单词：lubrication system
下一个单词：lubricative