Some forms of infanticide in ancient societies, present-day reprogenetics, preemptive abortions and designer babies have been (sometimes controversially) referred to as eugenic.
古代社会
某些杀婴行
、
生殖遗传学、抢先堕胎和由设计者设计婴儿这些（有时是有争议）行动都被称优生。
;有先买权
;;,全部;, 合作;;，积极;
战略；抢先战略Some forms of infanticide in ancient societies, present-day reprogenetics, preemptive abortions and designer babies have been (sometimes controversially) referred to as eugenic.
古代社会某些杀婴行、生殖遗传学、抢先堕胎和由设计者设计婴儿这些（有时是有争议）行动都被称优生。
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