《南齐书·志·卷十二》
虽然时间是在半夜，曰月处于子午，正被大地隔开，可还是被暗气所侵蚀，这是因为天的体积大而地的形状小的缘故。
虽时加夜半，日月当子午，正隔于地，犹为暗气所蚀，以天体大而地形小故也。
Although it was midnight, the sun and moon were at Zi and Wu, and they were separated by the earth, but they were still eroded by the dark gas, because the sky was large and the earth was small.