同时共存的

例句：

1. 1. The two culturescoexist peacefully in this city.
   这两种文化在这个城市和平共处。
2. 2. The oldand young coexist in harmony.
   老幼和谐共处。
3. 3. The two countries coexisted for centuries before they finally united.
   这两个国家在经历了几个世纪之后才最终统一。