Either of two South American trees, Aspidosperma quebracho-blanco whose bark is used in medicine, or Schinopsis lorentzii whose wood is one of the richest sources of tannin.

 
  • 破斧树两种南美乔木中的任意一种,白坚木,其树皮用于制药或红破斧木,其木材是制造丹宁的最丰富的原料之一
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