日期：
来源：雅诚德英语网
Nor is it just humans and our entourage of cats, dogs, sheep and company, that have lots of versions of lots of genes.
不仅仅是人类和人类身边的猫、狗、羊及其它物种有大量基因变异。
Nor is it just humans and our entourage of cats, dogs, sheep and company, that have lots of versions of lots of genes.
不仅仅是人类和人类身边的猫、狗、羊及其它物种有大量基因变异。