单词	PDD
释义	PDD abbreviation pervasive developmental disorder Medical Definition PDD abbreviation pervasive developmental disorder Autism, Asperger syndrome, and pervasive developmental disorder-not otherwise specified (PDD-NOS) have been proposed to occur along a spectrum within PDD. Susan L. Hyman, The Journal of the American Medical Association
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英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。