夫妻双方在社会及家庭中都是完全平等的,在性生活中亦如此。夫妻性生活不能一个人唱独角戏,它需要双方相互配合,共同协调。从生理和心理学以及年龄的角度来看,夫妻对性爱的需求有着明显的差别。从生理上讲,男性的肌肉坚韧结实,其生殖器以坚挺为其特色,女娃则以肌肉柔软,生殖器比较宽松,善于容纳为特点。从心理上讲,男性性格粗犷,女性则比较细腻。因此,在一般情况下,性生活中男性比较主动,勇于进攻,而女性则多处于防守(或接受)的状态,甚至羞怯、退让。大多数夫妻由于不了解这些特点,并且缺乏对性感受的交流,因此造成不少夫妻性生活失谐。有的妻子对性生活过于被动,甚至因 Both spouses are completely equal in society and in their families, and in their sexual lives as well. Couples sex life can not sing a one-man show, it requires mutual cooperation and coordination. In terms of physiology and psychology and age, there is a clear difference between couples’ needs for sex. Physiologically speaking, the muscles of men are tough and strong, and their genitals are characterized by firmness. The girls are characterized by a soft muscle, a more generous genitalia and a good accommodation. Psychologically, men are rough and women are more delicate. Therefore, under normal circumstances, men in the sex life are more aggressive and aggressive and women are more defensive (or accepted) and shy and condescending. Most couples because they do not understand these characteristics, and the lack of exchange of sexual experience, resulting in many couples sexual misunderstandings. Some wives are too passive toward sex, or even because of