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1. Oxford American Dictionary

   earth loop

   • IPA[ərTH lo͞op]

   • n.
     an unwanted electric current path in a circuit resulting in stray signals or interference, occurring, e.g., when two earthed points in the same circuit have different potentials; a ground loop.

   • noun: earth loop, plural noun: earth loops

2. • 更多解釋

   earth loop

   • n.
     an unwanted electric current path in a circuit resulting in stray signals or interference, ...

   Oxford Dictionary