详细解释:n. 水母
【医】 水母属
词型变化：
名词复数:medusas英语解释：
名词 medusa:
(Greek mythology) a woman transformed into a Gorgon by Athena; she was slain by Perseusany of numerous usually marine and free-swimming coelenterates that constitute the sexually reproductive forms of hydrozoans and scyphozoans同义词：jellyfish, medusan