natural belt的用法和样例：
例句
- Maybe because of her intuition and instinct ,never utilitarian, her photos always reflect the most simplehearted and natural aesthetic feeling.
也可能是她没有任何功利的想法，完全凭着心灵去感受着自然带给她的感动和享受，她拍的照片捕捉到的反而是最淳朴最自然的美景。 - It has the complex geomorphic types,different natural conditions and land use,as well as the clear altitudinal structure in Yinshan Mountainous Region.
阴山山地地貌类型复杂，自然条件与土地利用区域差异显著，自然带的垂直带谱比较明显。
