flowering plants

Flowering plants were making their first appearance, but were still a rarity.

显花植物开始出现了，但仍然很少。

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i ripped out my flowering plants and in their flowerpots i planted tomatoes, lentils, and other vegetables, which i tend with loving and painstaking care.

我拔掉了各种花草，在花盆里种上了西红柿、扁豆和其他蔬菜，不辞辛苦地悉心加以照料。

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Male reproductive processes in flowering plants take place in the stamen.

高等植物雄性生殖过程发生在雄蕊内。

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The slopes are colonized by flowering plants.

坡地上长满了开花植物。

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The concept of an alternation of generations can be extended to the flowering plants, in which the embryo sac and pollen represent the much reduced famale and male gametophyte generations respectively.

这个概念也可以运用在有花植物上，由胚囊和花粉各自表达雌雄配子体世代。

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Type genus of the Amaryllidaceae; bulbous flowering plants of southern Africa.

石蒜科植物的一个科的模式属；球根状南非开花植物。

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Anthophilous insects played a decisive role in the origin and early evolution of the flowering plants.

喜花昆虫在被子植物的起源和早期演化上起着决定性的作用。

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From 63 million to 135 million years ago; end of the age of reptiles; appearance of modern insects and flowering plants.

爬行动物时代的末期，是现代昆虫和开花植物产生的时期。

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The lack of flowering plants to cover the ground of the "necklace" is regarded as imperfect for the city-around park.

缺乏开花地被植物成为“翡翠项链”上最大的缺憾。

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Two thousand of France's 4,200 species of flowering plants are found in the park.

法国的4,200种开花植物中有2,000种可见于这个公园。

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Borne on the inside of the ovary wall. Used of the ovules or placentas in flowering plants. the natural history of the Gobi desert

同壁的，侧膜的位于果核内壁的。用作开花植物的胚球或胚座戈壁沙漠的动植物学

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New Taxa of the Flowering Plants From Jiangxi

江西有花植物新分类群

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The brief selection of flowering plants listed here should help brighten the darker months.

从在此列举的开花植物中挑选出一些来,可以帮助照亮那些黑暗的岁月.

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Angiosperms The flowering plants constituting by far the largest phylum ( Anthophyta or Angiospermophyta ) of vascular seed plants.

被子植物:由显花植物组成的最大的一门维管种子植物.

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Relation between Percentage of Rape Flowering Plants and Optimum Period for Chemical Control of Sclerotinia sclerotiorum

油菜开花株率与菌核病化学防治适期的关系

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Flowering plants were making their first appearance, but were still a rarity

显花植物开始出现了，但仍然很少。

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In the seed world, that makes them rare, because most seeds from flowering plants are quite robust.

在种子的世界里，这令它们非常罕见，因为大多数开花植物的种子都很健壮。

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In flowering plants , for instance, the early stages of endosperm development are often acellular.

例如在开花植物中, 早期胚乳的发育通常是非细胞组成的.

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Flowering plants, from the first rose in April to the first aster in September, add color, fragrance, and movement to the beautiful landscape.

各种鲜花，从在四月的第一朵玫瑰，到九月的第一朵翠菊，为这里美丽的风光带来了色彩与活力。

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In flowering plants, tapetum plays an important role in pollen development.

高等开花植物的花药绒毡层在花粉发育中发挥十分重要作用。

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Scientists gave 38 households in an economically deprived part of Salford in the north of England a tree, a shrub1, and some other flowering plants.

科学家们给位于英格兰北部索尔福德一个经济贫困地区的38个家庭提供了一棵树、一个灌木和其它一些开花植物。

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Gametophytic self-incompatibility ( GSI ) is a widespread mechanism in flowering plants , which prevents self-fertilization and promotes outcrossing.

自交不亲和是被子植物预防近亲繁殖和保持 遗传 变异的一种重要机制.

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Family of dicotyledonous flowering plants regarded as among the most primitive of extant angiosperms.

双子叶开花植物科认为原始的现存的被子植物。

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Angiosperms The flowering plants constituting by far the largest Anthophyta or Angiospermophyta of vascular seed plants.

由显花植物组成的最大的一门维管种子植物.

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A series of roof gardens were built on the bunkers and sown with flowering plants.

库房顶部修建一系列屋顶花园,高低错落,富于变化.楼梯由被拆除的通道栏杆组装而成.

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Two thousand of France's 4,200 species of flowering plants are found in the park

法国的4,200种开花植物中有2,000种可见于这个公园。

柯林斯高阶英汉双解学习词典