eugenics例句
Eugenics has a biological significance.
优生学具有生物学上的意义.
A distinction is often made between " positive " and " negative "
eugenics.
对 “ 积极 ” 优生学和 “ 消极 ” 优生学往往加以区分.
An example of negative
eugenics would be the attempt to eradicate a harmful recessive gene.
消极优生学的范例是试图破坏一种对人体有害的隐性基因.