To differentiate it from classical Greek period, say classical Athens in the sixth and fifth century, and then the Greco Roman period which will come later, the period of Rome.

为了与古希腊时期区别，也就是公元前五六世纪的古雅典，以及之后的希腊罗马时期，罗马时代。

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Thoughts and writings developed in the fifth century BC in Athens by Plato, the greatest student of Socrates.

思想和著作发达，在公元前五世纪雅典的柏拉图，最大的学生，苏格拉底。

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Those were the halcyon days of Athens (fifth century BC) when she produced her finest poetry and drama, architecture and sculpture.

盛世。雅典最优秀的诗歌、戏剧、建筑和雕刻均产生于这一时期。

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