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单词 forepole
释义

WordReference Random House Unabridged Dictionary of American English © 2024
fore•pole  (n. fôrpōl′, fōr-;v. fôr pōl, fōr-),USA pronunciation n., v., -poled, -pol•ing. [Mining.]
n. 
  1. MiningAlso called spile, spill. any of a number of boards or timbers driven forward on top of a set to protect miners lengthening a tunnel from falling debris.

v.t. 
  1. Miningto reinforce (the end of an excavated tunnel) with forepoles.
  • fore- + pole1 1870–75, American.

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