1. At that moment, I was so dumfounded that my only reaction was to slam the door and rush out.
那时，我已出离惊讶和恼怒，我唯一的反映就是摔门而去。
2. My father was utterly dumfounded and helpless.
我的父亲已经吓得发呆，一筹莫展。
3. I am dumfounded because of rage.
我气得都说不出话来了。
4. Then the two old gentlemen shouted with laughter, but I was dumfounded, just petrified, as you may say.
那两位先生哈哈大笑，我却不知所措，简直是傻了。
5. The owner was dumfounded but willingly sold everything.
面包店的老板惊讶得说部出话，但仍然很高兴把所有的东西都卖给他。
6. Dumfounded, to fill with astonishment and perplexity; confound.
目瞪口呆充满惊讶与不解，迷惑。