Euthenics
n. 环境优生学, 环境改善学\\n[医] 优境学
🗣️ 情景例句
Genetically modified foods and green foods are different.
经基因改良的食物与绿色食物是不同的。
Prosperity gains (or makes) friends, and adversity tries them.
顺境交朋友，逆境试真情。
Which language is spoken by the largest number of people in the world?
世界上哪种语言说的人最多？