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单词 trolley pole
释义

trolley pole

English

Etymology

A trolley wheel (a wheel that trolls along a wire) at the end of a pole.

Noun

A pair of trolley poles on a trolley bus

trolley pole (plural trolley poles)

  1. A pole of wood or metal, used to transfer electricity from an overhead wire to power a tram, streetcar or trolley bus.

See also

  • bow collector
  • pantograph

Further reading

  • trolley pole on Wikipedia.Wikipedia
  • trolley pole on Wikimedia Commons.Wikimedia Commons
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