1. A tree of the genus Guaiacum; a lignum vitae. 
   愈疮木树一种愈疮木属愈疮木树脂
2. A spiny tropical American tree(Haematoxylon campechianum) in the pea family, having dark heartwood from which a dyestuff is obtained. 
   洋苏木一种美洲热带产豆科多刺乔木（墨水树），芯材为黑色，可用于制备染料

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