galactosemia

名词 galactosemia:

1. a genetic disease (autosomal recessive) in which an enzyme needed to metabolize galactose is deficient or absent; typically develops shortly after birth

ga.lac.to.se.mi.a

n.（名词）
An inherited metabolic disorder characterized by the deficiency of an enzyme that is necessary for the metabolism of galactose. The disorder results in elevated levels of galactose in the blood and, if untreated, can lead to mental retardation and eye and liver abnormalities.
半乳糖症：一种遗传的代谢紊乱，因缺乏对半乳糖新陈代谢所必需的酶引起。这种紊乱会引起半乳糖在血液中的积聚上升，如果不治疗会导致大脑发育迟缓且眼和肝脏畸形

【引伸】
galac.tose.mic
adj.（形容词）