XXY-syndrome

英 美
  • n.细精管发育不全
  • olympiad n.奥林匹克世界运动会;四年周期
  • xxvii num.二十七
Noun:
  1. syndrome in males that is characterized by small testes and long legs and enlarged breasts and reduced sperm production and mental retardation; a genetic defect in which an extra X chromosome (XXY) is present in the male

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