1. The distribution of rainfall in this region is nonuniform, with some areas receiving heavy downpours while others remain dry.
这个地区的降雨分布不均匀，有些地方雨量大，而其他地方干旱。

2. The nonuniformity of the fabric's color is intentional, adding a unique and creative touch to the design.
这种面料颜色的不均匀性是故意的，为设计增添了独特和创意的元素。