To view this page ensure that Adobe Flash Player version 10.2.0 or greater is installed.
Either scripts and active content are not permitted to run or Adobe Flash Player version 10.2.0 or greater is not installed.
姓名: 单位: 联系方式:
地球的大部分都是被水所包围着的,而在蓝色的海洋中更是生活着各种或庞大或渺小的,或凶残或温柔的动物.鲨鱼无疑是海中令人类害怕的动物,当然人类对于鲨鱼的了解也还远远不足,当然,淡水域里也有着各种动物,总之,人类的生活和水是分不开的.