wing nut

       
  • 蝶型螺母
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wing nut的英文翻译是什么意思,词典释义与在线翻译:

英英释义

Noun:
  1. any tree of the genus Pterocarya; fruit is a small winged nutlet; Caucasus to southeastern Asia

  2. a threaded nut with winglike projections for thumb and forefinger leverage in turning

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