inerratic

例句：

1. 1. The weather in this region is known for its irregular rainfall.
   这个地区的天气以其不规律的降雨而闻名。
2. 2.The astronomy team has been studying the irregular orbits of the planets.
   天文队一直在研究行星的不规则轨道。
3. 3.The irregularities in the data led to a significant error in the calculations.
   数据中的不规则性导致计算中出现了重大错误。