1. The life of a musician often involves itinerancy, as they travel from city to city for performances.
作为音乐家的生活常常涉及流浪，因为他们为演出而在城市之间旅行。

2. The itinerancy of the nomadic tribe allowed them to adapt to different environments and survive in harsh conditions.
游牧部落的流动性使他们能够适应不同的环境，在严酷的条件下生存下来。