未粘住的

例句：

1. 1.The unattached limbs of the tree are still attached to the trunk.
   树的未附着的树枝仍然与树干相连。
2. 2. The unattached part of the puzzle is the key to solving it.
   这个谜题未附着的部分是解决它的关键。
3. 3. The unattached part of the plan was the most challenging aspect.
   计划中未附着的部分是最有挑战性的。