The nearest star to earth is about 4 light years away.
地球离最近的恒星大约为4光年。
The nearest star, Proxima Centauri, has a planet orbiting it not much bigger than Earth.
有一颗大小与地球相近的行星围绕着距离太阳最近的恒星——半人马座比邻星运转。
From the nearest star to Earth, it takes about 4.5 years.
从最近的一颗恒星到地球，它(光线)需要大约4.5年。
From the nearest star to Earth, it takes about 4.5 years.
从最近的一颗恒星到地球，它(光线)需要大约4.5年。
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