i.som.er.ousadj.(形容词)Having an equal number of parts, as organs or markings.等数量的:具有相等数量数分的,如有相等的器官或斑点的Having or designating floral whorls with equal numbers of parts:等基数的:具有带相同数量部分的花轮的或为这类花轮命名的:例句:the isomerous flower of the tulip.郁金香的等基数花