free stail barm

例句：

1. 1. The bird's free stail barm is its most valuable asset.
   这只鸟的翅膀是它最宝贵的财富。
2. 2.The freedom of speech is a fundamental rightin our society.
   言论自由是我们社会的基本权利。
3. 3.The bird soars high above the trees, spreading its free stail barm to the world.
   这只鸟在树梢高飞，展开它的翅膀向世界展示。