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词汇 angiosperms
释义 angiosperms 英'ændʒiːəʊspəmz美'ændʒiːəʊspəmz COCA⁶³¹⁸⁹BNC⁵⁴²²⁵
基本英英例句例句
被子植物,被子植物类原型angiosperm的三单
名词 angiosperm:
plants having seeds in a closed ovaryAngiosperms begin as free zygotes immersed in a fluid.被子植物开始时是浸沉在液体中的游离合子。
The male gametophytes of conifers andangiospermsare the POLLEN grains.松柏类植物以及被子植物的雄配子体即花粉粒。 The dominance of gymnosperms was complete by the Cretaceous period by which time angiosperms, the flowering plants which dominate the world's flora today, were coming into being.
到了白垩纪时期,这是裸子植物类的鼎盛繁殖期,而控制现今世界植物群的有花植物被子植物类也初露身影。 js.50004.com

The origin of monocotyledons is synthetically analyzed and studied by using latest attainment of Plant Molecular Systematics and the theory of systematic classification of angiosperms in this paper.
本文从被子植物系统分类理论观点出发,结合植物分子系统学的最新研究成果,综合分析和讨论了单子叶植物的原始类群。 cnki

The fossil Brachycera contain a wider variety of flower visitors, which provide unique material for studying the origin of angiosperms.
虻类化石中的许多类群都有访花习性,它们为研究被子植物的起源提供了独特材料。 cnki

The latest researches in phylogenetics indicate that it is one of the basal taxa of extant angiosperms.
最新的分子系统发育研究显示,金鱼藻科是现存被子植物的基部类群之一; cnki

Western Liaoning of China has become one of the most important areas in the world for study of the origin of birds, evolution of dinosaurs, and the early evolutions of birds, mammals and angiosperms.
辽西是世界上研究鸟类起源、恐龙进化、鸟类、哺乳动物以及被子植物的早期演化等最重要地区之一。 cnki

“ Abiotic pollination: an evolutionary escape for animal- pollinated angiosperms.” Philosophical Transactions of the Royal Society of London B333:217-224.
《无生命授粉:虫媒传粉的被子植物逃亡性进化》——英国伦敦皇家学会哲学学报333:217-224. yeeyan

“The evolution of wind pollination in angiosperms.” Trends in Ecology and Evolution17:361-369.
《被子植物的风媒进化》——生态学及进化论趋势17:361-369。 yeeyan

“The origin and diversification of angiosperms.” Nature374:27-33.
《被子植物的起源和变异》——自然374:27-33. yeeyan

Advance in polyembryonic seedlingPS in angiosperms is summarized in the paper.
本文综述了被子植物多胚苗的研究进展。 cnki

Experimental results presented indicates observes cytoplasmic differentiation does exist during microsporogenesis of some angiosperms.
实验结果表明在被子植物小孢子发生过程中有明显的细胞质分化。 dictall

Flower, as the special reproductive organ of the Angiosperms, are believed to be morphologically the most complicated parts of Angiosperms.
花,作为被子植物独有的繁殖器官,被认为是被子植物植物体形态上最复杂的一部分。 cnki

Flowers are reproductive structures that characterize angiosperms.
花是被子植物特有的繁殖器官。 cnki

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。 iciba

It has enabled gymnosperms and angiosperms to colonize dry terrestrial habitats where lower plants are unable to establish themselves.
它使裸子植物和被子植物得以在干旱的陆地上繁衍生息,而低等植物是无法做到的。 plb.snnu.edu.cn

Most of the recent phylogenetic analyses of multiple molecular data sets indicate that Amborellaceae is the basal most taxon of the extant angiosperms.
大多数最新的分子系统发育研究显示,互叶梅科是现存被子植物的最基部类群。 dictall

Our data show that genome- wide reshaping of seed DNA methylation is conserved among angiosperms and has a profound effect on gene expression in cereal crops.
本研究的数据表明全基因组范围的 DNA甲基化重修饰,在被子植物种子是保守的,并且对禾谷类作物基因的表达有着重要的意义。 ricedata

Plastid of most angiosperms is uniparental maternal inheritance, yet a majority of gymnosperm is uniparental paternal inheritance.
被子植物的质体多数表现为单亲母系遗传,大多裸子植物的质体则为单亲父系遗传; cnki

Recent phylogenetic analyses of multiple molecular data sets indicate that Trimeniaceae is one of the basal taxa of the extant angiosperms.
最新的分子系统发育研究显示,腺齿木科是现存被子植物的重要基部类群之一。 dictall

Sperm cell plays a very important role in double fertilization of angiosperms.
精细胞在被子植物双受精过程中占有非常重要的地位。 fabiao

Then came the angiosperms, and a new principle was loosed on the planet.
然后出现了被子植物,一种新的法则在这个星球上释放出来。 ssreader

This study is to testify the CNZ theory and reveal the evolutional rules of primary vascular system in Angiosperms.
此研究为再一次验证子叶节区理论的正确性与进一步揭示被子植物初生维管系统的演化规律积累一份新资料。 cnki

Angiosperms begin as free zygotes immersed in a fluid.
被子植物开始时是浸沉在液体中的游离合子。 kuenglish
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