它们是随着历史发展先后出现且并列平等发展的两个文化系统。的翻译：They were alongside and equal development along with the historical development of the two cultural systems. 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

They have appeared with the historical development of equal and parallel development of two cultural systems.

They were alongside and equal development along with the historical development of the two cultural systems.

They are successively appear also the compound equal development two cultural system along with the historical development.

They are tied with the development of history and equal development emerged successively the two culture systems.

They were alongside and equal development along with the historical development of the two cultural systems.