单词 | nucellus |
释义 | nucellus /nū-selˈəs/noun (pl nucellˈi /-lī/)The mass of tissue within the integuments of a plant's ovule, containing the embryo-sac ORIGIN: A modern dimin from L nux, nucis a nut; L has dimin nucella a little nut nucellˈar adjective |
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