genetic contribution短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 遗传作用 Sexual reproduction creates a social environment of conflict and competition among individuals as each attempts to maximize its genetic contribution to subsequent generations. 有性生殖为个体之间设置了一个冲突和竞争的环境，因为雌雄个体都希望最大限度地把自己的基因传递给后代。 cnki