sessile marine coelenterates including solitary and colonial polyps; the medusoid phase is entirely suppressed
同义词：actinozoan
anthozoan详细解释
an.tho.zo.an n.（名词）Any of a class (Anthozoa) of marine organisms, such as the corals and sea anemones, that have radial segments and grow singly or in colonies.珊瑚虫：一种（珊瑚纲）海洋生物，如珊瑚和海葵，有辐射状体节，单独或在群落中生长 【引伸】 an.thozo.an 或 an.thozo.ic
