The dysarthrias are a group of diverse, chronic motor speech disorders in which patients are unable to speak with normal muscular speed, strength, precision, or timing.
构音障碍是一组表现多样的慢性语言运动障碍性疾病。患者肌肉收缩速度，力量，精度或时序异常致言语困难。
Speech disorders such as stuttering, inappropriate pitch, or poor speech fluency can result from brain injury, learning disability, cleft palate, hearing loss, emotional problems, or other causes.
诸如口吃、发音不准、语言不流畅这些言语障碍都是由大脑损伤、学习障碍、腭裂、听觉失灵、情感障碍或其它原因造成的。
Speech disorders such as stuttering, inappropriate pitch, or poor speech fluency can result from brain injury, learning disability, cleft palate, hearing loss, emotional problems, or other causes.
诸如口吃、发音不准、语言不流畅这些言语障碍都是由大脑损伤、学习障碍、腭裂、听觉失灵、情感障碍或其它原因造成的。
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