当今世界已被发现的鱼类约有2万多种，它们都有自己颇为独特的名称，将其归纳起来是很有趣的。1．以数字排列的名称，以显示其身体的某些特征：如一角双髻鲨、二长棘鲷、三线舌鳎、四须盘、五指马鲅、六须鲶、七丝鲚、八目鳗、九刺鱼、十字架鱼。2．以其五彩缤纷的体色命名，如 There are over 20,000 species of fish that have been found in the world today, each of them has its own unique name, which is very interesting to sum up. 1. The names, arranged numerically, show certain features of their body: the hammerhead shark, the two long-bream sea bream, the three-legged tongue, the four-beaked, the five-pointed stirrup, the six-bearded catfish, the seven- Nine thorn fish, cross fish. 2. With its colorful body color named, such as