polyzoan的翻译，读音
英/,pɔli'zәuәn/
释义：
(=ectoproct)外肛亚纲动物
n sessile aquatic animal forming mossy colonies of small polyps each having a curved or circular ridge bearing tentacles; attach to stones or seaweed and reproduce by budding
n sessile aquatic animal forming mossy colonies of small polyps each having a curved or circular ridge bearing tentacles; attach to stones or seaweed and reproduce by budding