英语词汇“polar nucleus”是什么意思，“polar nucleus”的读音、用法及例句翻译-烛光网

词汇	polar nucleus
释义	polar nucleusn.Botany（名词）【植物学】 Either of two nuclei located centrally in a flowering plant embryo sac that eventually fuse to form the endosperm nucleus.极核：位于一株开花植物的胚囊中央的两个细胞核的任一个，这两个细胞核最终融合而形成内胚乳细胞核
随便看	firsts first sergeant first strike first string first-string first water First World First World War first–class first–degree burn first–generation first–rate first–string firth firths fisc fiscal fiscals fiscal year Fischer Fischer-Dieskau fiscs fish fish Fish

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