diaspicera

例句：

1. 1. The diaspora is a group of people who have left their homeland for various reasons.
   流散是指因各种原因离开家园的人群。
2. 2. The diaspora has played an important role in shaping the cultural landscape of many countries.
   流散对许多国家的文化景观产生了重要影响。
3. 3. The diaspora has also brought back valuable knowledge and skills to their homeland.
   流散也带回了宝贵的知识和技能到他们的祖国。