ploughshare

美 ['plaʊ.ʃer]
英 ['plaʊ.ʃeə(r)]
  • n.铧;犁铧
  • 网络犁头;犁头龟;铁犁铧
复数:ploughshares  
ploughshare
n.
1.
犁铧;铧the broad curved blade of a plough