| 词汇 | phylum | 
| 释义 | phylum  noun [ C ]  biology specialized uk/ˈfaɪ.ləm/ us/ˈfaɪ.ləm/  (动物分类的)门 a main division in a taxonomic (= scientific naming and organization system) relating to animals  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。  | 
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