机会犯罪是与惯犯、累犯相对应的犯罪学范畴,它具有一定的或然性,它包括初犯(偶犯)、除累犯以外的再犯。随着刑事法学研究由客观主义向主观主义转变,以机会犯罪人格、机会犯罪性为路径研究机会犯罪刑事政策比从机会犯罪行为本身研究机会犯罪刑事政策视野更开阔、得出的结论更有说服力、更能促进犯罪的有效预防。 Opportunistic crime is a criminological category corresponding to recidivists and recidivists. It has a certain probability. It includes first-time offenders (repeat offenders), recidivists other than recidivists. With the research of criminal jurisprudence from objectivism to subjectivism, the opportunity to criminal personality, the opportunity to study criminal opportunities as a path criminal policy than from the opportunity to study crime of criminality criminal policy perspective more open, the conclusions reached even more convincing Force, but also to promote the effective prevention of crime.