primitiveness

例句：

1. 1. The cave's primitiveness makes it a popular spot for rock climbing.
   洞穴的原始性使它成为攀岩的热门地点。
2. 2.The primitive society lacked many modern conveniences.
   原始社会缺乏许多现代便利设施。
3. 3.Primitive societies often had simple tools and technologies that were not as advanced as those found in more developed cultures.
   原始社会通常拥有简单的工具和技术，这些技术并不如发达社会中的技术先进。