bark pocket

例句：

1. 1. She found a small treewith a bark pocket full of nuts.
   她发现了一个带有树皮口袋的小型树，里面装满了坚果。
2. 2. The old treehad a bark pocket filled with leaves andtwigs.
   这棵老树有一个树皮口袋，里面装满了树叶和枝条。
3. 3. He carefully removed the bark pocket fromthe trunk of the tree.
   他小心翼翼地从树干上取下树皮口袋。