基本解釋[生物學(xué)]平衡致死率詞組短語短語zygotically balanced lethality 合子平衡致死現(xiàn)象gametically balanced lethality 配子平衡致死現(xiàn)象balanced lethality更多詞組專業(yè)釋義生物學(xué)平衡致死率