柯林斯詞典split personality (split personalities) 1. N-COUNT If you say that someone has a split personality, you mean that their moods can change so much that they seem to have two separate personalities. 人格分裂 返回 split personality劍橋詞典Someone with a split personality behaves so differently at different times that they seem to have more than one character . 分裂人格 返回 split personality