求翻译：山水阻隔的地理环境带来的第二点影响是，使各城邦相对分散、封闭、独立而不易统一。一方面，这使“希腊文明自始至终以小国林立的城邦政体为特色”[6]，另一方面，它通过阻碍诸邦之间的各种交流使后者不能很好地形成一种统一的风格，从而使希腊文明得以长期保持多元共存的特色：政治上，一些城邦是民主制，一些是贵族制，一些是寡头制，一些是君主制；经济上，一些走自然农业经济道路，一些走工商航海经济道路；文化上，一些热爱科学、文学与艺术，一些则推崇军国主义、纪律与制度。是什么意思？

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mountains and rivers are blocked on the geographical location of the first 2 points, so that the impact is relatively decentralized city-states, as well as the closing, the independent, not-to-unity. This makes the Greek civilization throughout the canyons in a small city-states of the Government as

2nd impact on landscape and geographical isolation of is, make the City State in relative isolation, closed, independent and not unity. While, this makes "Greece civilization throughout to small stand of City State regime for features" [6], on the, it by hinder all State Zhijian of various AC makes