雌雄鉴别;
"they had sex in the back seat"
同义词:sexual activitysexual practicesex activity
"the war between the sexes"
"he wanted a better sex life"; "the film contained no sex or violence"
同义词:sexual urge
"she didn't want to know the sex of the foetus"
同义词:gendersexuality
同义词:arouseexciteturn onwind up
sex education性教育
have sex性交
opposite sex异性
sex life n. 性生活
have sex with与…性交
sex ratio男女人口比例
sex appeal性感;吸引力
sex hormone n. [生化]性激素
sex discrimination性别歧视;雌雄鉴别
sex change变性,变性手术
oral sex口交
sex difference性别差异;两性差别;性的差别
safe sex安全性行为(通常特别指利用避孕套来避免受爱滋病等传播)
sex determination性别决定;性决定
fair sex女性;妇女
sex scandal性丑闻;桃色新闻
sex role性别角色
sex drive性欲;性驱力;性冲动
unprotected sex不安全性行为
sex organ性器官