trisomy 21

• 21三体

英英释义

Noun:

1. a congenital disorder caused by having an extra 21st chromosome; results in a flat face and short stature and mental retardation

近反义词

【近义词】

• Mongolism 蒙古症
• Down's syndrome 唐氏综合征
• mongolianism 唐氏综合症