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单词 steelyard
释义

WordReference Random House Unabridged Dictionary of American English © 2024
steel•yard  (stēlyärd′, stilyərd),USA pronunciation n. 
  1. Weights and Measuresa portable balance with two unequal arms, the longer one having a movable counterpoise and the shorter one bearing a hook or the like for holding the object to be weighed.
  • steel + yard1 1630–40

Collins Concise English Dictionary © HarperCollins Publishers::
steelyard /ˈstiːlˌjɑːd/ n
  1. a portable balance consisting of a pivoted bar with two unequal arms. The load is suspended from the shorter one and the bar is returned to the horizontal by adding weights to the longer one
Etymology: 17th Century: from steel + yard1 (in the archaic sense: a rod or pole)
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