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单词 undercutter
释义

WordReference Random House Unabridged Dictionary of American English © 2024
un•der•cut•ter  (undər kut′ər),USA pronunciation n. [Railroads.]
  1. Rail Transporta track-maintenance machine that cleans the ballast section to any predetermined depth.
  • undercut + -er1 1890–95

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更新时间:2025/7/23 8:58:55