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Scarce any problem will appear more hard and difficult, than that of determining the distance of the Sun from the Earth very near the truth: but even this... will without much labour be effected.
几乎没有什么问题会比确定太阳离地球的距离这个问题显得更加困难和困难了。不费多大力气就能完成。
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16 种意境 · 9:16 竖屏 · 1440 × 2560 高清图片