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
英汉例句
- 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。
双语例句
词组短语
- 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
短语
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
- 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
剑桥英英字典
柯林斯英英字典
专业释义
- 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