A boxer named tasha , selected for her high degree of inbreeding , has had her genetic secrets puzzled out and then compared to partial genetic pictures of other breeds of dog and other mammals 他们为一个叫塔沙的斗拳狗的高度近亲繁殖做选择，破解了她的基因秘密，并比较了其他类型的狗和哺乳动物的部分遗传图。
He read them over and over , and liked them so much that he could not puzzle out the cause of their rejection , until , one day , he read in a newspaper that manuscripts should always be typewritten 他把它们读来读去，仍很喜欢。他真想不出为什么会退稿。直到有一天地在报上读到稿件总应当用打字机打好的，这才明白过来。
