详细释义
Noun:
-
chrosomal abnormality in which there is one more than the normal number of chromosomes in a cell
双语例句
- An aneuploid state in which a third homologous chromosome is present in addition to the normal autosomal pair is called trisomy.
除了正常染色体对以外，还存在有第二种同源染色体的非整倍体状态，被称为三体性。
用作名词 (n.)
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