求翻译：那人类社会何时形成？答曰：人类一产生，人类社会也随之出现，因为人类不可能单独脱离动物界，而是以“原始人群”的形式脱离动物界的 ，“原始人群”内部需要交流，随着活动的日益复杂，从简单的鸣叫逐渐发展为成音节的语言。最早的语言便这样产生了。与此同时，人类的发音器官也在不断发育和完备。是什么意思？

When human society formed? Answer: humans, human society has ensued, because humans can not separate from the Animal Kingdom, but in the "original people" out in the form of the Animal Kingdom, "original people" need to Exchange, as activities become more complex, from simple singing evolved into sy