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首頁英語詞典endospermendosperm的意思

endosperm

英 ['end?(?)sp??m] 美['?nd?,sp?m]
  • n. [植] 胚乳

中文詞源

endosperm 胚乳

endo-, 內(nèi)，里面。-sperm, 胚，詞源同spread, spore.

英文詞源

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

雙語例句

1. The endosperm of the nut owes its marked degree of astringency.
堅果的胚乳由于存在丹寧,所以有顯著的澀味.

來自辭典例句

2. The chalazal parts of the endosperm containing free nuclei forms several lobes.
包含游離核的合點端胚乳部分形成幾個裂片.

來自辭典例句

3. Heat - denatured wheat endosperm prevented the growth of an embryo implanted on it.
熱變性的小麥胚乳能阻止移植在其上的胚的生長.

來自辭典例句

4. It accumulates in the amyloplasta of the endosperm cells during grain filling.
在谷粒灌漿時,它在胚乳細胞的造粒體中積累.

來自辭典例句

5. The nucellus is usually degraded and absorbed as the endosperm develops.
珠心通常在胚乳發(fā)育時被分解和吸收.

來自辭典例句