柯林斯词典phylum /ˈfaɪləm/ 1. N a major taxonomic division of living organisms that contain one or more classes. An example is the phylum Arthropoda (insects, crustaceans, arachnids, etc, and myriapods) 门 返回 phylum剑桥词典a main division in a taxonomic (= scientific naming and organization system ) relating to animals （动物分类的）门 Members of the largest and most diverse phylum of animals (Arthropoda), have segmented bodies and an external skeleton . 动物界中数量和种类最多的一个门（节肢动物门）的成员躯体分节，有外骨骼。 返回 phylum