rachet

名词 n.
中文释义

英文释义

名词 n.
  1. Archaic form of ratchet. alt-of,archaic
    — […] two lateral wheels can be removed: when on the machine they are equivalent, as supporting surface, to a drum 0,79 m. broad, but, as the wheels are provided with special rachets, turning is easier because the central wheel is pulled on at the same speed as the faster-moving lateral wheel.

词形变化

rachets plural
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