rail spike

名词 n.
中文释义

英文释义

名词 n.
  1. A type of large nail with an offset head used to fasten a rail or base plate to a wooden railroad tie/sleeper.
    — The company use on the outside of both rails, on all sharp curves, a cast iron brace nearly the same height as the rail, and secured to tie with three rail spikes.

词形变化

rail spikes plural
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