n.优生学，人种改良学

The idea of eugenics was popular in the early 20th century among some intellectuals.
进化论在20世纪初的一些知识分子中很流行。
Many countries have banned eugenic practices, such as forced sterilization.
许多国家已经禁止了优生学实践，如强制绝育。
Eugenics was used to justify discriminatory policies against certain groups.
优生学曾被用来为针对某些群体的歧视性政策辩解。
Some scientists argue that genetic engineering could lead to unintentional eugenics.
一些科学家认为基因工程可能导致非故意的优生学。
The film explores the dark side of eugenics and its consequences.
该电影探讨了优生学的阴暗面及其后果。
In the novel, the government implements strict eugenic laws to improve the human race.
在这部小说中，政府实施严格的优生法以改善人类。
Critics say that eugenics is inherently elitist and violates individual rights.
批评者说，优生学本质上是精英主义的，侵犯了个人权利。
The rise of eugenics in the early 20th century reflected society's fascination with genetics.
纪初优生学的兴起反映了社会对遗传学的迷恋。
Some proponents of eugenics believed that intelligence could be genetically improved.
有些优生学的支持者相信智力可以通过遗传方式得到提高。
After World War II, the atrocities committed in the name of eugenics led to global condemnation.
第二次世界大战后，打着优生学旗号犯下的暴行引起了全球的谴责。