短语词组短語genetic c drift 遺傳漂移random genetic drift [遺]隨機遺傳漂變;遺傳漂變;遺傳漂移;隨麪遺傳漂變genetic or antigenic drift 遺傳性或抗原性漂移radiation genetic drift 輻射遺傳學 返回 genetic drift