| 释义 |
hydrozoan/haidrə(ʊ)ˈzəʊən/ n. & adj.●n. any aquatic coelenterate of the class Hydrozoa of mainly marine forms that are often colonial and have both polyp and medusoid phases, including hydras and Portuguese men-of-war 水螅虫类的虫 ●adj. of or relating to this class 水螅虫的；水螅纲的 [modern Latin Hydrozoa (as HYDRA, Greek zōion ‘animal’)] |