单词 | obelia |
释义 | o·be·lia ![]() n. Any of various marine hydroids of the genus Obelia that exist chiefly as colonies of polyps growing in a branchlike form on surfaces such as piers or rocks. [New Latin Obelia, genus name, probably from Greek obeliās, a loaf baked on a spit, from obelos, a spit.] |
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