Many wild ducks escape from the freezing river in the remnants of the water. In the background you can see a big city with houses and streets.

Many wild ducks escape from the freezing river in the remnants of the water. In the background you can see a big city with houses and streets.
关键词
生态学景观城市体系结构湖鸟冷冬季薄雾雾降雪霜冻迷雾有雾天空环境公园河流雪自然桥梁冰森林日出早晨日落黎明水设计房子鸭子树草动物岛屿蓝色秋天建筑

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