Informal plural for lubricant; oils or greases used to reduce friction.

非正式的“润滑剂”复数；用于减少摩擦的油或润滑脂。

Third-person singular of lube: applies lubricant to reduce friction.

动词 lube 的第三人称单数：为部件涂抹润滑剂以减小摩擦。