TITEa substance such as oil that you put on surfaces that rub together, especially parts of a machine, in order to make them move smoothly and easily 润滑剂,润滑油
Examples from the Corpus
lubricant• Daedalus finds all this rather surprising, for water is an extremely bad lubricant.• Water basedlubricantssmeared on the barrier, next to the vulva, will increase sensation.• It leads to the stimulation of a privately run black economy as its cruciallubricant. 5.• Should I dash out and buy candles along with my favorite flavored lubricant?• Shellbosses were so impressed with his skill that they offered to supply his lubricants and clothing for five years.• That all-importanttask acts as a social lubricant, minimizingfrictions.• It's an age-old problem and nothing that a dab of stringlubricant or Vaseline wouldn't cure.• The edges of mirrors can be smoothed with a carborundum stone but using water rather than oil as the lubricant.