Halley's comet, which reappears about every 75 years, is a 'short-period' comet from a different part of the Solar System called the Kuiper Belt.
哈雷彗星大约每75年会再现一次，哈雷彗星是一个“短期”的彗星，来自太阳系一个名为柯伊伯带的与众不同的部位。
Halley's comet, which reappears about every 75 years, is a 'short-period' comet from a different part of the Solar System called the Kuiper Belt.
哈雷彗星大约每75年会再现一次，哈雷彗星是一个“短期”的彗星，来自太阳系一个名为柯伊伯带的与众不同的部位。
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