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mongolianism是什么意思

mongolianism

美[mɒŋɡəʊ'liənɪzəm]  英[mɒŋɡəʊ'liənɪzəm]
n.  唐氏综合症;蒙古症
  近义词:Mongolism,trisomy21,Down'ssyndrome,

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
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