/priˌɒkjuˈpeɪʃn ||; priˌɑkjəˈpeʃən/noun [U] [C] preoccupation (with sth) the state of thinking and/or worrying continuously about sth 全神贯注；专心；忧心忡忡: She was irritated by his preoccupation with money. 他老是想着钱，对此她很气恼。