Thus began the modern space age and the promise of future space exploration.

VOA: standard.2009.07.16

up to the modern age with philosophers like Machiavelli, Descartes, Locke, etc.

直到现代的哲学家，像马基雅弗利、笛卡尔、洛克等等。

有趣的课程 - SpeakingMax英语口语达人

up to the modern age with philosophers like Machiavelli, Descartes, Locke, etc.

直到现代的哲学家，像马基雅弗利、笛卡尔、洛克等等。

有趣的课程 - SpeakingMax英语口语达人