unhomogeneity

例句：

1. 1. The soil is unhomogeneous, meaning it's not uniformly mixed.
   土壤不均质，意味着它没有均匀混合。
2. 2. The chemical reaction is unhomogeneous, which means the rate of change varies across different parts of the solution.
   化学反应不均质，意味着反应速率在不同部分的溶液中变化不一。
3. 3. The distribution of minerals in the earth's crust is unhomogeneous, with some areas richer thanothers.
   地球地壳中矿物质的分布是不均质的，有些区域比其他区域更丰富。