单词 | theca |
释义 | the·ca (thēkə) n. pl. the·cae (-sē′, -kē′) A case, covering, or sheath, such as the covering of the pollen sacs of an anther or the thick cell wall of certain dinoflagellates. [Latin thēca, case, receptacle, from Greek thēkē; see dhē- in the Appendix of Indo-European roots.] thecal (-kəl) adj. |
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