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vitellus

/vɪˈtɛl.əs/

翻译: 名词,指储存在卵细胞内的营养物质,例如鸟类或爬行动物卵中的蛋黄,为发育中的胚胎提供营养。

1 个条目

noun

/vɪˈtɛl.əs/C2formalscientific
  • zh名词,指储存在卵细胞内的营养物质,例如鸟类或爬行动物卵中的蛋黄,为发育中的胚胎提供营养。

A noun referring to the nutritive material stored within an ovum, such as the yolk of a bird or reptile egg, which provides nourishment for the developing embryo.

  1. Nutritive material of an ovumC2formalscientific

    The nutrient-rich substance inside an egg, especially the yellow part of a bird or reptile egg, that provides nourishment for the developing embryo.

    zh卵黄

    • The vitellus of a chicken egg is commonly known as the yolk.
    • In reptiles, the vitellus is a key source of energy for the growing embryo.
    • Scientists study the composition of the vitellus to understand embryonic development.

    同义词egg yolkyolk