雜種繁殖
interbreeding n 1: (genetics) the act of mixing different species or varieties of animals or plants and thus to produce hybrids [syn: {hybridization}, {hybridisation}, {crossbreeding}, {crossing}, {cross}, {hybridizing}] 2: reproduction by parents of different races (especially by white and non-white persons) [syn: {miscegenation}, {crossbreeding}]