枕头或性爱枕或情趣家具（如桌子、椅子、躺椅、床等）主要是以生殖器的接触为采用目的，不同类型的器具在不同的特定姿势进行。但也可能反而会减少男女双方动作上的变化性，身体四肢被家具所限制住。
性愛姿勢做法：前者站起來，讓後者抓住他們的骨盆。然後，前者用大腿夾著後者的腰部。
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大尺度反乌托邦巨作！赫胥黎著作改编！《名姝》“夏洛特”死亡之谜——为了拍这部神作《名姝》剧组再就业！群P，开放式性关系………再不看就要被和谐了！！
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【衝撃】広島・小学校で女子児童にわいせつ未遂 教師逮捕 “やさしい…
世良公則氏が無所属での参院選出馬を表明 「あんたのバラード」「銃爪」などで一世風靡
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男方如果性知识缺乏，便可能出现不清楚阴道的位置、在没有足够前戏且女方阴道干涩的情况下就插入、选择了让女方不适的性交体位等情况，均会导致性交失败。甚至如果长期性交不畅，还会产生行为焦虑而出现勃起障碍。
从了解自己的身体，到实际性交时的安全行为，还有伴侣之间的情感交流与鼓励；
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