Some forms of infanticide in ancient societies, present-day reprogenetics, preemptive abortions and designer babies have been (sometimes controversially) referred to as eugenic.
古代社会的某些杀婴行为、当今的生殖遗传学、抢先堕胎和由设计者设计婴儿这些（有时是有争议的）行动都被称为优生。
夺;Some forms of infanticide in ancient societies, present-day reprogenetics, preemptive abortions and designer babies have been (sometimes controversially) referred to as eugenic.
古代社会的某些杀婴行为、当今的生殖遗传学、抢先堕胎和由设计者设计婴儿这些（有时是有争议的）行动都被称为优生。
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