“美国人如何对待性生活?”——芝加哥大学的研究人员公布一项调查结果,回答了在美国“谁跟谁,什么时候经常过性生活”的问题。同随意挑选的3500名年龄从18到59岁的美国人的正式谈话,有力驳斥了许多无稽之谈。研究人员的主要结论之一是,美国人的性生活分三类:1/3的美国人一周 “How Americans Treat Sexuality?” - Researchers at the University of Chicago released a survey that answered questions about who and when in the United States often have sex. The informal talks with 3,500 Americans, ages 18 to 59, who arbitrarily selected them strongly discredited many nonsense. One of the researchers’ main conclusions is that Americans have three types of sex life: one-third of Americans for a week