nomadic phase

例句：

1. 1.The nomadic lifestyle is a way of life that involves traveling and living in temporary shelters.
   游牧生活方式是一种生活方式，涉及旅行和在临时住所生活。
2. 2.Many nomadic tribes rely on the natural resources of their surroundings for survival.
   许多游牧部落依靠周围自然资源的生存。
3. 3.The nomadic herdsmen have been known to travel thousands of miles each year.
   游牧牧民每年被已知会旅行数千英里。