hand down by heredity

• 遗传下来

hand down by heredity的用法和样例：

例句

1. And since agene passing down the generations spends half its time in women, they get the benefit of this elimination as well.
   一个逐代遗传下来的基因一半的时间都存在在女性身上，它们也能从消除有害突变中得到益处。