Cacogenics
n. 劣生学(研究杂交造成的种系退化现象等)
🔁 扩展释义
【医】 种族退化学, 劣生学
🗣️ 情景例句
saying he was going to the railroad station
说他要去火车站
You don not have to reveal your age.
你不必透露你的年龄。
No matter how much you want to bathe, it just isn't safe.
不管你多想在这里游泳（都不要游），这里不安全。