noun 下载 🔗分享 管水母, 浮游水母。 Any of various transparent marine hydrozoans, of the order Siphonophorae, that float or swim as colonies of polyps. Examples : "The aquarium displayed a beautiful siphonophore, a colony of tiny, transparent polyps drifting in the water. " 水族馆里展示着一只美丽的管水母,它是由一群微小透明的水螅体组成的漂浮群体。 organism animal ocean biology nature science 与AI对话词汇游戏阅读练习