dim.er.ous
adj.(形容词)Consisting of two parts or segments, as the tarsus in certain insects.由两部分组成的:由两个部分组成的,如某些昆虫的跗节Botany Having flower parts, such as petals, sepals, and stamens, in sets of two.【植物学】 二基数的:花的每一轮有两个组成部分的,例如花瓣、萼片和雄蕊
【引伸】
dim.erism
n.(名词)