borneol flake

例句：

1. 1.The borneol from the tree is used to make perfumes.
   树胶用于制作香水。
2. 2. The borneol was extracted from the resin of the tree.
   树胶是从这种树的树脂中提取出来的。
3. 3. The borneol in the oil is very fragrant.
   油中的树胶非常芳香。