eugenist的用法和样例：
例句
用作名词 (n.)
- He was married and added five children to the population, Which our Eugenist says was the right number for a parent of his generation.
他结了婚，为全国人口添了五个孩子，我们的优生学家说这对他那一代父母正好合适。
词汇搭配
- eugenics 优生学
