或许不少人在童年时都有数星星的经历。在我的童年记忆里,天上的星星多得数不清。但是,现今;城市夜空中的星星越来越好数了,因为城市的夜空越来越亮,稍暗一点的星星就看不见了,只能在天空中看见几十颗特别明亮的星星。不仅城市的夜空如此,城市附近的夜空也被污染得越来越明亮。当一些 Perhaps many people in childhood have a few stars experience. In my childhood memory, there are countless stars in the sky. But nowadays, the stars in the city’s night sky are getting better and better. Because the night sky in the city is getting brighter, the dimmer stars can not see, and there are dozens of very bright stars in the sky. Not only the night sky in the city, but also the night sky near the city is being polluted more and more brightly. When some