ergodic in mean

例句：

1. 1. The distribution of the population is ergodic, meaning that it is not uniformly distributed across the region.
   人口分布是有偏度的，意味着它不是均匀地分布在该地区。
2. 2. The temperature changes are ergodic, indicating that they occur at regular intervals.
   温度变化是有偏度的，表明它们以规律间隔发生。
3. 3.The growth rate of the population is ergodic, suggesting that it follows a predictable pattern.
   人口增长率是有偏度的，表明它遵循可预测的模式。