Read Edit View history 先天愚型 xiāntiānyúxíng Down syndrome Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 先天愚型 xiāntiānyúxíng Down syndrome (old) Down syndrome; trisomy 21 先天愚型现在通常被称为唐氏综合征。 Edit Delete References Add reference No references for this word.