蓬松的云朵映衬着明亮的蓝天背景 Fluffy cloud against a bright blue sky background

一朵蓬松的白云在清澈的蓝色背景下宁静地盘旋，其柔软的枕头状外观营造出一种平静祥和的氛围。

A fluffy, white cloud hovers serenely against a clear blue background, creating a calm and peaceful atmosphere with its soft, pillowy appearance.