尽管有这许多的进步，众多关于人类家族树的疑问依旧未解。
But with all of this bustling progress, many questions about the human family tree remain.
许多人口众多的社会都走向了毁灭。
许多河流中不再有鱼的踪迹，众多绿地变成了沙漠。
Fish are disappearing in many rivers and lots of green land is changing into desert.
最为重要的是，我遇到了许多优秀的人并结识了众多要好的朋友。
Most importantly, I met dozens of fine decent people and made numerous excellent friends.
环境质量评价系统是由许多子系统组成的结构复杂、变量众多的多级递阶系统。
Environmental quality evaluation system consists of many subsystems. It is a complex and multilevel system.
环境质量评价系统是由许多子系统组成的结构复杂、变量众多的多级递阶系统。
Environmental quality evaluation system consists of many subsystems. It is a complex and multilevel system.
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