名词
中文翻译：发音障碍
同义词：
['stuttering', 'stammering']
例句：
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1.He struggled to find the right words to express his feelings.
他努力寻找合适的词语来表达自己的感情。
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2. The speaker experienced disfluency during their presentation.
演讲者在演讲过程中遇到了发音障碍。
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3. Disfluency can be a sign of mental health issues.
口吃可能是心理健康问题的一个标志。