split personality
noun [ C usually singular ] uk/ˌsplɪt pɜː.sənˈæl.ə.ti/ us/ˌsplɪt pɝː.sənˈæl.ə.t̬i/
分裂人格
Someone with a split personality behaves so differently at different times that they seem to have more than one character.
英汉双解词典收录81607条英汉双解翻译词条，基本涵盖了全部常用单词的读音、翻译及用法，是英语学习的有利工具。