人会一年一年长大,动物和植物也会一年年长大,我们的地球会不会长呢?地球,是个没有生命的东西,照说,没有生命的东西大概不会有大小的变化吧?可是,事实并不是这样,譬如:我国长江口的崇明岛就是从水里“长”出来的——由江水所挟带的泥沙淤积而成;上海,这个建筑着高楼大厦的都市,在若干年前,也不过是 People will grow up year by year. Animals and plants will grow up year after year. Will our earth grow? Earth, a lifeless thing. According to the saying, lifeless things may not be big or small. However, this is not the case. For example, the Chongming Island in the Yangtze River Estuary of China is “long” out of the water—the sediment deposited by the river water; Shanghai, which is a city with high-rise buildings. , a few years ago, it was nothing more than