标题: 请大家看看本题目的逻辑意思 [打印本页] 作者: guipxian 时间: 2014-9-3 11:54 标题: 请大家看看本题目的逻辑意思 According to one expert, the cause of genetic irregularities in many breeds of dog is not so much that dogs are being bred for looks or to meet other narrow criteria as that the breeds have relatively few founding members.