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说到水,同学们可能会说,这种物质太常见了。是的,水是地球上分布最广的一种物质:江河湖海、冰雪雨露、云雾彩虹,到处都可以看到水的踪影。正是因为有了水,地球上才有了漫山遍野的花草树木、形态各异的奇妙动物、美不胜收的自然风光和源远流长的人类社会。地球上的水,是由太阳能驱动大气环流,大气环流又推动水在空中和陆地、空中和海洋、海洋和陆地之间循环和不断更新,从这个意义上讲,水是取之不尽、用之不竭
When it comes to water, students may say that this material is too common. Yes, water is the most widely distributed material on Earth: rivers and lakes, ice and rain, clouds and rainbow, you can see the water everywhere. It is precisely because of the water that there are magnificent plants and flowers on the earth, wonderful animals of all shapes and forms, beautiful natural scenery and a long history of human society. The water on Earth, driven by the solar energy, circulates the atmosphere, and the circulation of the atmosphere encourages the circulation and constant renewal of water between the air and land, the air and the sea, the sea and the land. In this sense, water is inexhaustible Inexhaustible