verb🔗Share润滑，使润滑。 To make slippery or smooth (normally to minimize friction) by applying a lubricant."To prepare the bicycle for its first ride of the season, I lubricated the chain. "为了准备自行车迎接本季的第一次骑行，我润滑了链条。technicalmachinefunctionChat with AIVocabulary GamePractice Reading
