noun🔗Share软甲纲动物 Any of very many crustaceans of the class Malacostraca"The biologist examined a variety of crustaceans, including a crab which is a well-known malacostracan. "这位生物学家检查了各种甲壳类动物，包括一种常见的软甲纲动物——螃蟹。animalbiologyorganismChat with AIVocabulary GamePractice Reading
