太阳像一位慈祥的家长 ,燃烧着自己的生命 ,用它的光和热照亮、温暖、团结着太阳系这个大家庭 ,生灵着地球上的万物。不难想象 ,如果没有太阳绝不会有地球上的生命 ,更不会有我们人类 !太阳大约有 5 0亿岁。在它的成长岁月里 ,现在刚刚步入中年期 ,大约再过 5 0亿年后 ,太阳燃 The sun, like a benevolent parent, burns his own life, illuminates it with warmth and light, warmth, unites the family of the solar system, and creatures on all things on earth. It is not hard to imagine that if there is no sun, there will never be any life on earth, nor will we have human beings! The sun is about 5 billion years old. In its growing years, it is now just entering middle age, about 5 billion years later, the sun is burning