dumbfounded
adjectiveunable to speak because of surprise 惊呆了的 The news left her dumbfounded. 这消息把她惊呆了。 She looked absolutely dumbfounded when I told her what had happened. 当我告诉她所发生的事情时，她看起来非常吃惊。 Their disappearance left all the onlookers completely dumbfounded. 他们的失踪让所有的旁观者目瞪口呆。