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单词
perisperm
释义
per·i·sperm
AHD
[pĕrʹĭ-spûrm']
D.J.
[ˈperɪˌspɜːm]
K.K.
[ˈpɛrɪˌspɝm]
n.
Botany
(名词)【植物学】
The nutritive tissue that is derived from the nucleus and surrounds the embryo of the seed.
外胚乳:包在种子胚芽外,产生于细胞核的营养性组织
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更新时间:2025/8/5 23:33:36