imperiously什么意思解释？

Imperiously she beckoned me out of the room.她傲慢地招招手，把我叫出房间。He waved me back imperiously with his hand.他断然地挥挥手制止了我.The door opened slightly and Dr. Meade stood on the threshold, beckoning imperiously.门稍稍开了,米德大夫站在门口急平地招呼她....

imperiously的音标：imperiously的英式发音音标为：[ɪm'pɪərɪəslɪ]imperiously的美式发音音标为：[ɪm'pɪərɪrslɪ]...