officious
/əˈfɪʃəs/adjective
1- assertive of authority in an annoyingly domineering way, especially with regard to petty or trivial matters（尤指在小事上）摆官架子的, 官气十足的：
the security people in the foyer were even more officious.
休息厅里的保安人员甚至还要神气活现。
1.1
- intrusively enthusiastic in offering help or advice; interfering过分殷勤的; 爱管闲事的：
an officious bystander.
一个爱管闲事的旁观者。
派生词
officiously
adverbofficiousness
noun词源
late 15th cent.: from Latin officiosus 'obliging', from officium （see OFFICE）. The original sense was 'performing its function, efficacious', whence 'ready to help or please' （mid 16th cent.）, later becoming depreciatory （late 16th cent.）.