过去100年来，天文学家特别注意一类称作“仙王座变光星”的恒星。

For 100 years astronomers have paid particular attention to a class of variable star known as the Cepheids.

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上面明亮的北斗七星名字依次是：天枢，天璇，天玑，天权，玉衡，开阳，摇光。

The bright dipper stars above are named Dubhe, Merak, Phecda, Megrez, Alioth, Mizar, and Alkaid.

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智慧人必发光如同天上的光。那使多人归义的，必发光如星，直到永永远远。

Those who are wise will shine like the brightness of the heavens, and those who lead many to righteousness, like the stars for ever and ever.

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