伴随科学技术的飞速发展,特别是视听传媒如卫星、电脑、光纤、“因特网”等高科技的蓬勃兴起与推广应用,全球性的视听交流,使贞操观念、风俗习惯,甚至婚姻法对性行为的约束力趋向弱化。在青年群体中,婚前性行为早已是司空见惯的事。伴随性生活而来的,是受孕问题。非婚而孕或非计划怀孕,既违背当事双方的意愿, Accompanied by the rapid development of science and technology, especially the vigorous rise and popularization of high-tech such as audio-visual media such as satellite, computer, optical fiber and Internet, the global audiovisual communication makes the concept of chastity, customs, Behavioral constraints tend to be weaker. In youth groups, pre-marital sex is a common occurrence. With sexual life, is the issue of pregnancy. Unmarried pregnancy or unplanned pregnancy, both contrary to the wishes of both parties,