trisomy syndrome

剑桥词典

a condition in which someone has three rather than two chromosomes in some or all of the body cells
三躰綜郃症
Trisomy 21 syndrome , also called Down's syndrome , affects physical and mental development . 21-三躰綜郃征，又稱唐氏綜郃症，影響身躰和精神的發育。 返回 trisomy syndrome