pitwheel

名词 n.

英文释义

名词 n.
  1. A wheel forming part of the machinery in a watermill, mounted on the opposite end of the axle to the waterwheel, and driving the wallower on the upright shaft or layshaft.

词形变化

pitwheels plural pit wheel alternative

词源

Etymology tree
Proto-West Germanic *puti
Old English pytt
Middle English pit
English pit
Proto-Indo-European *kʷel-
Proto-Indo-European *kʷekʷléh₂
Proto-Germanic *hweulō
Old English hwēol
Middle English whel
English wheel
English pitwheel
From pit + wheel.
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