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Not that the propositions of geometry are only approximately true, but that they remain absolutely true in regard to that Euclidean space which has been so long regarded as being the physical space of our experience.
并不是说几何学的命题只是近似正确的，而是它们在欧几里德空间中仍然是绝对正确的，而欧几里德空间长期以来一直被认为是我们经验的物理空间。