swingtree

名词 n.

英文释义

名词 n.
  1. The bar of a carriage to which the traces are fastened. dated
    — In this mode of yoking, the horses work in unicorn-team, the middle horse pulling by the soam- chain, instead of the swingtree

词形变化

swingtrees plural

词源

From swing + tree.
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