| 释义 |
Down syndrome AHD[doun] 或 Down's syndrome [dounz] D.J.[daʊn] 或 Down's syndrome [daʊnz]K.K.[daʊn] 或 Down's syndrome [daʊnz]n.（名词）- A congenital disorder, caused by the presence of an extra 21st chromosome, in which the affected person has mild to moderate mental retardation, short stature, and a flattened facial profile. Also called trisomy 21 唐氏综合征，蒙古症：由于多出一个染色体引起的一种先天疾病，患者有轻至中度智障，身体矮小，脸扁平 也作 trisomy 21
- After John L.H. Down (1828-1896), British physician 源自约翰 L·H· 唐 (1828-1896年），英国医生
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