This was the first of the videos that started a trend of sex education videos in the early 1990s . I guess the idea behind it was for liberated women to go into a high street store and buy it without any type of guilt or inhibition , but no doubt the main buyer market was teenage boys and dirty ol
原版弹幕 · 边看边聊 咸鱼影视为《性爱基本知识》自动匹配原版弹幕，完整保留官方平台弹幕与本站弹幕存档，支持弹幕发送、弹幕偏移校准、颜色字号行数设置。开启弹幕在线观看《性爱基本知识》（1991），追剧更有氛围。