青春期是儿童到成年期发育的过度极阶段,也是一个充满矛盾的时期,一方面全身器官迅速发育,同时性腺、性器官和第二性征也相应发育,且时间也越来越提前;而另一方面心理方面发育远跟不上生理的发育,尤其是青春后期,性成熟已经完成,而社会成熟却远远滞后,容易出现相关问题,包括青 Adolescence is an over-polar stage of childhood to adulthood development and is also a period full of contradictions. On the one hand, the body organs develop rapidly while the gonads, sex organs and secondary sexual characteristics also develop correspondingly and their time advances more and more. On the other hand, Aspects of psychological development far behind the physical development, especially in late adulthood, sexual maturity has been completed, and the social maturity is far behind, prone to related issues, including the green