noun🔗Shareカイアシ類Any of very many small crustaceans of the subclass Copepoda, that are widely distributed and ecologically important."Sentence: Fish often eat copepods, which are tiny crustaceans abundant in the ocean. "魚は、海に豊富に存在する小さな甲殻類であるカイアシ類をよく食べます。animaloceanbiologyecologyChat with AIVocabulary GamePractice Reading