criminology
noun [ U ] uk/ˌkrɪm.ɪˈnɒl.ə.dʒi/ us/ˌkrɪm.əˈnɑː.lə.dʒi/
犯罪学
the scientific study of crime and criminals
criminologist
noun [ C ] uk/ˌkrɪm.ɪˈnɒl.ə.dʒɪst/ us/ˌkrɪm.əˈnɑː.lə.dʒɪst/
犯罪学专家
someone who studies crime and criminals