phylum
🇺🇸
/ˈfaɪləm/
🇬🇧
/ˈfaɪləm/
A major category of classification in the animal and plant kingdom, above class and below kingdom.
Biologists study the various phyla to understand the evolutionary relationships among different species.
生物学者は、異なる種の進化的関係を理解するためにさまざまな門を研究します。