英文英文字典
英文英文字典
古腾堡计划中的在线英语-英语词典
结果
Tubularia的结果
Tubularia
(n.)
A genus of hydroids having large, naked, flowerlike
hydranths at the summits of long, slender, usually simple, stems. The
gonophores are small, and form clusters at the bases of the outer
tentacles.