凯尔特人

例句：

1. 1. The Celtic tribes were known for their unique customs and traditions.
   凯尔特部落以其独特的习俗和传统而闻名。
2. 2. The Celtic language is still spoken in parts of Ireland today.
   凯尔特语至今仍在爱尔兰的某些地区被使用。
3. 3. The Celtic culture has influenced many other cultures around the world.
   凯尔特文化对全世界许多其他文化产生了影响。