WD-40

短语

释义与例句

name
  1. 1.

    A penetrating oil used as a universal solvent, a lubricant and to protect electric circuits from moisture.

  2. 2.

    Anything or anyone that has many different uses.

    习语 引申义

词源

Trademark; an abbreviation of "Water Displacement, 40th formula" or "40th attempt" used by Norm Larson of the Rocket Chemical Company of California, the oil's developer.

来源：wiktionary