guaiacum

• 指愈疮木属（Guaiacum）树木，尤指从其木材中提取的药用树脂（愈疮木脂），也指这类树木的坚硬、绿褐色木材（愈疮木／铁木）。

A noun referring to a medicinal resin obtained from the lignum vitae tree, as well as the hard, greenish-brown wood of trees from the genus Guaiacum.

1. Medicinal resinC2formalmedical

   A resin obtained from the wood of the lignum vitae tree, historically used in traditional medicine for treating various ailments.

   愈创木脂

   • Guaiacum resin was once a popular remedy for rheumatism.
   • The pharmacist prepared a tincture from guaiacum.
   • In the 19th century, guaiacum was used to treat syphilis.

   同义词guaiac

2. Hard woodC2formaltechnical

   A dense, greenish-brown wood from trees of the genus Guaiacum, known for its hardness and durability, often used in tool handles and bearings.

   硬木

   • The ship's propeller shaft was made of guaiacum wood.
   • Guaiacum is one of the hardest woods in the world.
   • Craftsmen value guaiacum for its natural oils and strength.

   同义词lignum vitae