含有树胶的

例句：

1. 1. The tree's sap is a natural source of resin.
   这棵树的树脂是天然的树脂来源。
2. 2. Tree gum is often used as a substitute for petroleum jelly.
   树胶通常用作石油膏的替代品。
3. 3.The tree's bark contains a sticky substance that can be used as a glue.
   这棵树的树皮含有一种粘性物质，可以用作胶水。