If you describe someone as imperious, you mean that they have a proud manner and expect to be obeyed.
例句
Her attitude is imperious at times...她有时态度傲慢。From across the desk she gave him a witheringly imperious look.她从桌子对面扫了他一眼,目光咄咄逼人,凌利而专横。
英汉词典释义
adj.
专横的;蛮横的;盛气凌人的
The old nun was as imperious as ever, but visibly thawed when she saw the children.老修女仍然像从前一样专橫,看到孩子们时卻显得温和多了。A person,who is imperious and tries to gloss over his fault,is bound to suffer in the end.专横跋扈、文过饰非的人到头来总是要吃亏的。All his imperious orders were obeyed.他所有那些专横的命令都被服从了。
英英词典释义
Adjective
1. able to deal authoritatively with affairs;
"dismissed the matter with an imperious wave of her hand"