它反射蓝色的光，偶尔会变成黄色，并且在当时在日落之后肉眼都能看到。
It reflected blue light, with an occasional flash of yellow, and was seen naked eye by people after sunset at that time.
它反射蓝色的光，偶尔会变成黄色，并且在当时在日落之后肉眼都能看到。
It reflected blue light, with an occasional flash of yellow, and was seen naked eye by people after sunset at that time.
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