Kapsalis , terri . " mastering the female pelvis : race and the tools of reproduction . " in public privates : performing gynecology from both ends of the speculum . durham : duke university press , 1997 , pp . 31 - 59 . isbn : 0822319284 掌控女性骨盆:人种与生殖工具摘自《公共的私处,自扩张器的两端执行妇科医学》 .达勒姆市:杜克大学出版社, 1997出版,第三十一页至第五十九页. isbn : 0822319284
First , the most commonly used one kind , i am lying down , opens the both legs make my private parts to open completely to him , if approaches the sides of the bed to lie down or sits to the table on , he sits on the floor or the chair , he can be more relaxed 一、最常用的一种，我躺着，打开的双腿使我的私处完全向他开放，如果靠近床沿躺着或坐到桌子上，他坐在地板或椅子上，他会更轻松。
