求翻译：总之，要秉承家庭、学校、社会同步教育的原则。即性教育是一个社会系统工程，必须做到家庭、学校、社会、舆论协调一致，才能收到良好效果。是什么意思？

In short, we must uphold the principles of family, school, social synchronization education. That sex education is a social system works, you must do the family, school, society, public opinion, coordinated in order to receive good results.

In short, it is necessary to uphold family, school, the principle of Education Society. That is, sex education is a social systems engineering, it is necessary to do family, school, community, public opinion, to receive good results.

In brief, must receive the family, the school, the social synchronization education principle.Namely the sex education is a social systems engineering, must achieve the family, the school, the society, the public opinion coordination, can receive the good effect.

In short, we must uphold the principle of synchronous education of family, school, society. That sex education is a social system engineering, you must succeed in family, school, society, coordinated by public opinion to achieve good results.

正在翻译，请等待...