perched temporary ground water

例句：

1. 1. The bird is perched on a branch, waiting for food.
   这只鸟正坐在树枝上等待食物。
2. 2. The tree was perched in the middle of the park.
   那棵树位于公园的中心。
3. 3. The car was perched at the edge of the road.
   汽车停在路的边缘。