儿童: children性行为: sex instinct act; sexual beh ...童性行: child sexuality儿童性: sex education for children儿童性格: childrens characterr儿童性教育: sex education for children儿童性虐待: child sex abuse; sexual abuse of child性行为: sex instinct act; sexual behaviour; sexuality erotism儿童性发育门诊: child sexual development clinic安全性行为: safe sex表达性行为: expressive behavior操作性行为: operant behavior草率性行为: casual sex触变性行为: thixotropic behavior脆性行为: brittle behavior弹塑性行为: elastic plastic behavior; elaxtic-plastic behavior弹性行为: elastic behavior动机性行为: motivated behavior动物性行为: animal sexual behavior斗争性行为: antagonistic behavior反应性行为: reactive behavior犯罪性行为: criminality非弹性行为: inelastic behavior非法性行为: unlawful sexual act; unlawful sexual intercourse父性行为: paternalistic behavior