英语词汇“hydrotheca”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	hydrotheca
释义	hydrotheca enUK hydrotheca (ˌhaɪdrəˈθiːkə) n, pl -cae (-siː) (Zoology) a cuplike depression or cavity which protects an individual animal in some marine invertebrate colonial animals hydrotheca enUK hydrotheca [‚hī·drō′thē·kə] (invertebrate zoology) Cup-shaped portion of the perisarc in some cnidarians that serves to hold and protect a withdrawn hydranth. hydrotheca enUK hydrotheca the cup-like part of the perisarc of colonial COELENTERATES which surrounds and protects the polyp.
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