butterfly-nut

英['bʌtəflaɪn'ʌt] 美['bʌtəflaɪn'ʌt]
  • 蝶形螺帽
  • blush n.脸红;羞愧vi.泛红;羞愧
  • butterfly n.蝴蝶;蝶状物;蝶泳vt.(烹饪时把鱼肉等)切开摊平
名词 butterfly nut:
  1. a threaded nut with winglike projections for thumb and forefinger leverage in turning