狄拉克测度的概念在任何集合上都有意义。

The notion of a Dirac measure makes sense on any set whatsoever.

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狄拉克诸多发现在基础理论已经具有深远影响，即便是现在，我们在理论物理方面的研究都是由狄拉克的思想和他的表示法引导的。

The impact of Dirac's discoveries at the fundamental level has been far reaching, since even now our research in theoretical physics is guided by Dirac's ideas and his formulations.

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保罗·狄拉克是奇怪世界中的一个奇怪的人。

Paul Dirac was a strange man in a strange world.

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