sex activity

同根派生

Is flirting with women a sex activity?
什麽样的性爱活动您享受其中？
Every sex activity i enjoy!!! love anal sex and role play!!!
什麽样的性爱活动您享受其中？
Since of gem headgear appraisal the just sex activity that a socioeconomy lives, it is paid the commerciality activity of the service.
珠宝首饰估价既是一项社会经济生活的公正性活动,又是一项有偿服务的商业性活动。
Some family planning advocates have found it difficult to promote sex education in schools because some teachers and parents believe it will encourage sex activity.
一些计划生育的倡导者发现很难在学校中促进性教育，因为一些教师和家长认为，这将鼓励性活动。
Objective To excplore the factors influencing attitude towards premarital sex among unmarried women so as to develop the intervention approach to decrease premarital sex activity.
目的了解女性婚前性行为态度及其影响因素，以采取适宜的干预措施，减少未婚性行为。