This article, based on the basic theory of constitution of a crime, combining the theory and practice, try to clear up the important issues on this crime and provide an answer for how to apply the law on this crime in the judicial practice. 本文试图从犯罪构成等基本理论出发,从理论与实践的结合上,厘清该罪的基本理论问题,并努力探索解决司法实践中存在的一些法律适用问题。