endosperm是什么意思,endosperm怎么读


endosperm基本信息

读法:英 ["endə(ʊ)spɜːm] 美 ["ɛndə,spɝm]

释义:

  • n. [植] 胚乳
  • 使用频率:★

    星级词汇:★

    英英释义

    Noun:

  • nutritive tissue surrounding the embryo within seeds of flowering plants
  • 中英词源

    endosperm 胚乳

    endo-, 内,里面。-sperm, 胚,词源同spread, spore.

    endosperm (n.)
    1819, perhaps from German, from endo- + sperm.

    词态变化

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    权威造句

    1. The endosperm of the nut owes its marked degree of astringency.
    坚果的胚乳由于存在丹宁,所以有显著的涩味.

    来自辞典例句

    2. The chalazal parts of the endosperm containing free nuclei forms several lobes.
    包含游离核的合点端胚乳部分形成几个裂片.

    来自辞典例句

    3. Heat - denatured wheat endosperm prevented the growth of an embryo implanted on it.
    热变性的小麦胚乳能阻止移植在其上的胚的生长.

    来自辞典例句

    4. It accumulates in the amyloplasta of the endosperm cells during grain filling.
    在谷粒灌浆时,它在胚乳细胞的造粒体中积累.

    来自辞典例句

    5. The nucellus is usually degraded and absorbed as the endosperm develops.
    珠心通常在胚乳发育时被分解和吸收.

    来自辞典例句

    近反义词

  • primary endosperm cell 初生胚乳细胞...
  • primary endosperm nucleus 初生胚乳核
  • ruminate endosperm 嚼烂状胚乳
  • 相似短语

  • endosperm culture 胚乳培养
  • endosperm haustorium 胚乳吸器
  • endosperm nucleus 胚乳核
  • endosperm embryo 胚乳胚
  • endosperm initial 胚乳原始细胞
  • nuclear endosperm 核型胚乳
  • ruminate endosperm 嚼烂状胚乳
  • endosperm cell 胚乳细胞
  • endosperm jacket 胚乳套
  • endosperm mother 胚乳原
  • 单词分析

    暂无,等待补充.

    记忆方法

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