noun🔗Share繊毛虫類Any of the many minute aquatic creatures, such as protozoa and unicellular algae, found in freshwater habitats."Under a microscope, the pond water revealed a teeming world of infusoria, including tiny protozoa darting amongst the algae. "顕微鏡下では、池の水は藻類の間を動き回る小さな原生動物を含む、繊毛虫類がうごめく世界を明らかにした。organismmicroorganismbiologyenvironmentnatureanimalscienceChat with AIVocabulary GamePractice Reading