WD-40

专有名词
美 /ˌdʌb(əl)ju ˌdi ˈfɔɹti/

英文释义

专有名词
  1. A penetrating oil used as a universal solvent, a lubricant and to protect electric circuits from moisture.
  2. Anything or anyone that has many different uses. broadly,idiomatic

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.
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