adj.對人類有不良影響的；非優(yōu)生學的

Fascia bands type: removing the dysgenic dartos fascia band and moving up the penoscrotal spot and make a Y-V plasty. 纖維索帶型：切除松解陰莖背側(cè)攣縮的筋膜，上移陰莖陰囊交界部行“Y-V”成型術(shù)；

dysgenic trend theory 劣生趨勢理論

cacogenic(dysgenic) 劣生的, 退化的, 發(fā)育不全的

dysgenic milk 劣種牛奶

n.劣生學；種族退化學