headblock

前部垫块; 制动轮

词形变化

headblocks 复数 headblocks

释义与例句

n.
  1. 1.

    In a sawmill carriage, a cross-block on which the head of the log rests.

  2. 2.

    A piece of wood in a carriage (vehicle), connected with the spring and the perches, and joining the fore-gear and the hind-gear.

    历史

词源

From head + block.

来源：wiktionary