• 基础释义
  • 英英词典释义
  • 行业词典释义

hydrozoa

英英词典释义
  • Noun
    1. coelenterates typically having alternation of generations; hydroid phase is usually colonial giving rise to the medusoid phase by budding: hydras and jellyfishes
行业词典
  • 医学: 水螅纲:腔肠动物的一纲,通常都有成簇的分支息肉和小的水母体;其中包括僧帽水母属〔Physalia(Portuguese man-of-war)〕;