形容词
中文翻译：Unknown
同义词：
['silent', 'dumb', 'dumbfounded', 'mute', 'unintelligent']
例句：
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1. She was sodumbfounded by the news that she couldn't speak for a moment.
她对这个消息太震惊了，一时说不出话来。
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2. The child was dumbfounded when he saw the big dog.
孩子看到那只大狗时惊呆了。
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3. He was so dumbfounded by her words that he didn't know what to say.
她的话让他措手不及，不知道该说什么好。