preoccupation
/priːˌɒkjʊˈpeɪʃən/noun
mass noun
1- the state or condition of being preoccupied or engrossed with something全神贯注; 入神：
his preoccupation with politics.
他对政治的投入。
1.1
- count noun a subject or matter that engrosses someone使人全神贯注的事物; 使人入神的事物：
their main preoccupation was how to feed their families.
他们主要关注的事是如何养家糊口。
词源
late 16th cent. （first used in rhetoric in the sense 'anticipating and meeting objections beforehand'）： from Latin praeoccupatio（n-）, from praeoccupare 'seize beforehand' （see PREOCCUPY）.