胚珠,卵子;原卵;
Funicle ( funiculus ) The stalk attaching the ovule ( later the seed ) to the placenta angiosperm ovaries.
中连接胚珠 ( 之后的种子 ) 和胎座的柄.
互联网Funicle ( funiculus ) The stalk attaching the ovule ( later the seed ) to the placenta in angiosperm ovaries.
被子植物 子房中连接胚珠 ( 之后的种子 ) 和胎座的柄.
互联网Seed development in most instances commences following fertilization of the ovule.
大多数种子的形成是从胚珠受精开始的.
辞典例句The primary chalazal haustorium ramifies around the vascular tissues of the ovule.
初生合点吸器沿着胚珠的维管组织分支.
辞典例句The ovule is bitegminous archesporial cell locates under the nucellus epidermis, which develops into functional megasporocyte.
孢原细胞位于珠心表皮之下, 直接起大孢子母细胞的功能.
——期刊摘选Ovarian half, ovule majority, the seed has a wing.
子房半下位, 胚珠多数, 种子有翅.
——期刊摘选The fertilized ovule becomes the seed, and the ovary becomes the fruit.
已受精的卵子成为种子, 而子房变成了果实.
——期刊摘选The occurrence of more than one embryo in the ovule denotes polyembryony.
在胚珠中有一个以上的胚发生是表示多胚现象.
——辞典例句Ovarian 2 rooms, ovule much line, style filiform, post tongue shape is compressed.
子房2室, 胚珠多列, 花柱丝状, 柱头舌状扁平.
——期刊摘选Testa The hard dry protective covering of a seed, formed from the integuments of the ovule.
外种皮:覆盖在种子外部的坚硬干燥的保护层, 由胚珠的珠被发育形成.
——期刊摘选Chalaza ( pl . chalaxae or chalazas ) The region of an angiosperm ovule where the nucellus and integuments merge.
合点 :被子植物胚珠上的一个区域,在合点处珠心和珠被愈合.
——期刊摘选Male reproductive cells travel down the tube and join with the ovule, fertilizing it.
雄性生殖细胞到达花柱然后加入卵子, 使它授精.
——期刊摘选The ovule of Hyoscyamus niger is renuinullceate.
天仙子(Hyoscyamusniger)胚珠为薄珠心胚珠.
——期刊摘选Frequently the basal ovule, which is the last one to be fertilized would abort.
最后受精的基生胚珠经常败育.
——辞典例句A stalk connecting an ovule or a seed with the placenta.
珠柄与胚珠或含胎座的种子相接的叶柄.
——期刊摘选Growing straight , so that the micropyle is at the end opposite the stalk. Used an ovule.
直生的直立生长以至珠孔在茎的另一端的. 用于形容胚珠.
——期刊摘选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.
——期刊摘选英语网 · 零基础英语
英语网 · 英语口语
英语网 · 英语词汇
英语网 · 英语口语
英语网 · 英语阅读
英语网 · 英语口语
英语网 · 实用英语
英语网 · 双语新闻
英语网 · 英语音标
英语网 · 英语阅读