pinion

pinion1
[ˈpɪnjən]
noun
  1. the outer part of a bird's wing including the flight feathers
    鸟翅端部，飞羽，前翼，翼尖
    ■(poetic/literary)a bird's wing as used in flight
    (诗/文)翼，翅
verb
[with obj.]
  1. tie or hold the arms or legs of (someone)
    捆绑（某人）
    he was pinioned to the ground.
    他被捆绑在地上。
    ■bind (the arms or legs) of someone
    捆绑（手臂，脚）
  2. cut off the pinion of (a wing or bird) to prevent flight
    剪去（鸟翅，鸟）的飞羽（使不能飞）
语源
  1. late Middle English: from Old French pignon, based on Latin pinna, penna 'feather'
pinion2
[ˈpɪnjən]
noun
  1. a small cogwheel or spindle engaging with a large cogwheel
    小齿轮，副齿轮
语源
  1. mid 17th cent.: from French pignon, alteration of obsolete pignol, from Latin pinea 'pine cone', from pinus 'pine'
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