查询词典 ovules
- 与 ovules 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Ovary inferior, stalked or sessile; ovules 2 or 3, pendulous from apex of placenta, usually flexuous or corrugate.
子房下位,柄或无梗;胚珠2或3,从胎座的先端下垂,通常曲折或皱。
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Female inflorescence pendulous or erect, with numerous overlapping bracts; each bract subtending a small dichasium with 2 or 3 flowers; calyx with 1-6 scalelike lobes, or obsolete; petals absent; ovary inferior, 2-loculed; styles 2, free; ovules 2, or 1 by abortion, pendulous from near apex of each locule.
雌花序下垂或直立,具多数重叠操作苞片;每苞片对着一小的二歧聚伞花序具2或3花;花萼具1-6鳞片状的裂片,或废退;花瓣无;子房下位,2室;花柱2,离生;胚珠2,或以败育,从近先端那里下垂具有每一个子房室。
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Fruit elliptic, apex neither winged nor emarginate or retuse; ovules or seeds 4-8-10
果椭圆形,先端既不具翅也不微缺的或微凹;胚珠或种子4-8(-10) 5 T。
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In second stage,after 2-nucleate embryo sac development,most pollen tubes grow radially around ovules.
在亲和受精过程中,花粉管的生长速度和方向性已成为人们普遍关注的焦点。
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The female pollinator wasps avoid laying eggs in the outer ovules and this helps to keep the relationship between wasp and fig stable.
女性避免授粉蜂产卵外胚珠,这有助於保持之间的关系蜂和无花果稳定。
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Ovary 3-loculed; ovules 2 per locule. Style filiform; stigma small.
子房3室;每室2胚株花柱丝状柱头小。
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Ovary superior, 2-carpellate, coherent, 1-loculed, rarely 3-5-loculed; ovules 2, rarely 1 per locule, pendulous from apex, anatropous with abaxial raphe and micropyle facing upward; funicle usually thickened above micropyle; style rarely developed, simple; stigmas 2(or 3-5), or coherent to capitate or peltate.
子房上位,具2心皮,合生,1室,很少3-5室;子房每室2(很少1)胚珠,从顶端下垂,倒生,背面有种脊,珠孔向上;珠柄通常在珠孔上部加厚;花柱很少发育,单一;柱头2(或3-5),或者合生成头状或者盾形。
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Ovary glabrous or glabrescent; ovules few, in 1 series.
子房无毛的或后脱落;胚珠少数,成1轮。
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He also observed that gymnosperm ovules were not enclosed in an ovary wall, leading to the establishment of one of the basic differences between angiosperms and gymnosperms.
他还观察到裸子植物的胚珠并不是被子房壁包围,这个发现直接导致了被子植物和裸子植物之间最根本的几点区别的建立。
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Gynoecium 2-5-loculed, syncarpous; ovules 1 or 2 per locule; style to 1.5 × as long as ovary, deciduous in fruit.
雌蕊2-5室,合心皮;胚珠每室1或2;花柱长达子房的1.5倍,果期脱落。
- 推荐网络例句
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I didn't watch TV last night, because it .
昨晚我没有看电视,因为电视机坏了。
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Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.
今年以来,在北京的很多小区里,电梯液晶电视被撤了下来。
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I'm running my simile to an extreme.
我比喻得过头了。