单词 | labellum |
释义 | labellum [lǝ`bel·ǝm] BOTANY The median membrane of the corolla of an orchid often differing in size and morphology from the other two petals. INVERTEBRATE ZOOLOGY 1. A prolongation of the labrum in certain beetles and true bugs. 2. In Diptera, either of a pair of sensitive fleshy lobes consisting of the expanded end of the labium. |
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