未弯曲的

例句：

1. 1.The rope was unbent by the weight of the tree.
   这根绳子被树的重量压弯了。
2. 2. The car was unbent after the collision.
   汽车在碰撞后已经恢复原状。
3. 3. The old oak tree is unbent and still standing tall.
   这棵老橡树仍然挺直，依然高大。