1、The concept of dysgenics suggests that certain genetic traits that are detrimental to overall health and well-being can become more prevalent in a population over time.
退化遗传学的概念认为，随着时间的推移，某些对整体健康和幸福有害的遗传特征会在人群中变得更为普遍。

2、Some proponents of eugenics argue that dysgenics can be mitigated through selective breeding and genetic engineering to promote the transmission of desirable traits.
一些优生学的支持者认为，通过选择性繁殖和基因工程，可以减轻退化遗传学对人类的影响，并促进有益特质的传播。