hydroid pressure液压
hydroid polyp螅体;水〕螅体;水螅型螅体
hydroid type水螅型
plumed hydroid羽螅
同义词:hydrozoan
ADJ(形容词) of or relating to the Hydroida, an order of colonial hydrozoan coelenterates that have the polyp phase dominant 水螅虫的
N(名词) a hydroid colony or individual 水螅虫