flabbergasted[
'flæbɚgæstɪd]
a. 目瞪口

, 惊愕
flabbergasted[ adj ]as if struck dumb with astonishment and surprise<adj.all> a circle of policement stood dumbfounded by her denial of having seen the accidentthe flabbergasted aldermen were speechlesswas thunderstruck by the news of his promotion