Some matters had not explained eventually some stories are long with difficulty let the human persis

来个人帮忙翻译下什么意思？Some matters had not explained eventually some stories are long with difficulty let the human persist 在线等急。。。

有些事情还没有解释一些故事长,最终让人难以坚持到底

一些材料还未曾最终解释一些长而难的故事，让人类困惑。