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单词
endosperm nucleus
释义
endosperm nucleus
endosperm nucleus
[
′en·də‚spərm ′nü·klē·əs
]
(botany)
The triploid nucleus formed within the embryo sac of most seed plants by fusion of the polar nuclei with one sperm nucleus.
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更新时间:2026/4/20 6:04:25