论文部分内容阅读
美国宾州大学的一项研究最近指出,人们对于长时间性爱的期待和神话其实有误,不包括前戏在内,专家认为,良好的性爱通常持续13分钟或更短。
A study by the University of Pennsylvania recently pointed out that people actually have erroneous expectations and myths about sex for long periods of time, excluding forecourt, and experts believe that good sex usually lasts 13 minutes or less.