ovule

音标发音

• 英式音标 [ˈɒv.juːl]
• 美式音标 [ˈɑː.vjuːl]
• 英式发音
• 美式发音

基本解释

• n. 胚珠；幼籽；卵细胞

同根派生

英汉例句

双语例句

• Nutrients pass through the funicle to the ovule and seed.
  营养物质通过珠柄传递到胚珠和种子。
• Once the egg is fertilized, the ovule becomes a seed, and the whole ovary becomes a fruit.
  一旦受精卵形成，胚珠就变成一颗种子，整个子房就变成一个水果。
• Whereas animal-pollinated plants produce a median of 3, 450 pollen grains for every ovule, wind-pollinated plants produce almost 10 times as much.
  虫媒传粉的植物平均每个胚珠生产约3450粒花粉，风媒传粉的植物生产的花粉几乎是这个数量的十倍。

词组短语

短语

• campylotropous ovule [植]弯生胚珠;弯生胚珠
• ovule tube 胚珠管
• ovulum ovule 小卵
• epiphyllous ovule 叶生胚珠
• unfertilized ovule 未受精胚囊

英英字典

剑桥英英字典

• a part inside the ovary (= organ that produces eggs) of a plant that contains the female sex cell and develops into a seed when that cell is fertilized

柯林斯英英字典

• a small body in seed-bearing plants that consists of the integument(s), nucellus, and embryosac (containing the egg cell) and develops into the seed after fertilization

专业释义

农业科学

• 胚珠

  The result demonstrates both the ovule and the pollen are the target.5.
  结果表明花粉和胚珠皆可作为外源基因的最初受体。

  生物学

• 卵细胞；小卵
• 原卵
• 小卵
• 胚珠
• 胚珠;原卵;卵状小体