唐氏症 Tángshìzhèng Down syndrome Definitions Defs Origin Strokes Stroke Words Sentences Sents 唐氏症 Tángshìzhèng Down syndrome noun A genetic disorder caused by the presence of a third copy of chromosome 21, historically also referred to as mongolism. Sources Definitions CC-CEDICT
唐氏症 Tángshìzhèng Down syndrome noun A genetic disorder caused by the presence of a third copy of chromosome 21, historically also referred to as mongolism. Sources Definitions CC-CEDICT
