英语人>网络例句>灭绝的 相关的搜索结果
网络例句

灭绝的

与 灭绝的 相关的网络例句 [注:此内容来源于网络,仅供参考]

Ornithologist John Gould told him the birds he had studied on the Galapagos Islands were perfectly adapted to the island environment. Palaeontologist Richard Owen told him the fossils he had found were of extinct relatives of South American animals living today.

鸟类学家约翰·古尔德告诉达尔文说,他在加拉帕戈斯群岛研究的鸟类与该岛环境完全契合;古生物学家理查德·欧文则对他说,他发现的化石是现今生活在南美洲的动物业已灭绝的亲属。

If the new skull is from a female rather than a male, the canines are ess striking? and more in line with those of living and extinct apes, says paleoanthropologist Carol Ward of the University of Missouri, Columbia.

哥伦比亚市密苏里大学的人类学家Carol Ward指出,如果这副新发现的头骨来自于一个雌性,而不是雄性个体,那么它的犬齿就不那么令人吃惊了,而是和现存及灭绝的猿类更一致。

稀有物种,生境损失和灭绝(V1) Founder effect This term describes the establishment of a new population by one or a few individual, resulting in low levels of genetic variation and often a disproportionate number of alleles that are rate in the parent population.

Genetic bottleneck 建立者效应建立者效应描述由一个或几个个体建立新种群,导致低水平的遗传变异和在亲本种群中稀少的等位基因的经常不成比例的数量。

The second was the Convention on Biological Diversity to address the growing evidence of massive and planetwide species extinction at the hands of human activity

第二条是《生物多样性公约》,旨在以应对人类活动所导致的大规模的、在全球范围内日益严重的物种灭绝的迹象。

When extinction comes for humankind, it will be with nasty, big, pointy teeth.

当人类面对灭绝的危机的时候一定是在面对,肮脏的,锋利的大牙齿。

Thus, flowering plant species dependent on insect pollination, as opposed to self-pollination or wind pollination, could be endangered when the population of insect-pollinators is depleted by the use of pesticides.

因此,依赖于昆虫授粉的开花类的植物,因为不同于自身授粉或风媒授粉,在花粉媒虫数量因杀虫剂的使用而减少时,会濒临灭绝的危险。

With American botanist cypress apply reach Halier, the really beautiful doctrine that British botanist breaths out Qin Song to be a delegate thinks the flower of angiosperm is come by evolution of ball of leaf of primitive gymnospermous bisexual spore, consequently tentative idea angiosperm is the Benneisu that in coming from gymnosperm, eradicates already iron eye, draft Su Tie especially , the bud on ball of its spore leaf piece evolve for perianth, sporule leaf evolves for stamen, big spore leaf evolves for pistil , axis of ball of its spore leaf shortens for rachis.

以美国植物学家柏施及哈利尔,英国植物学家哈钦松为代表的真花学说认为被子植物的花是由原始裸子植物两性孢子叶球演化而来,因而设想被子植物是来自裸子植物中早已灭绝的本内苏铁目,非凡是拟苏铁,其孢子叶球上的苞片演变为花被,小孢子叶演变为雄蕊,大孢子叶演变为雌蕊,其孢子叶球轴则缩短为花轴。

The name comes from two common members — the extinct elephant-like Stegodon and the bear-like giant panda, Ailuropoda.

该动物群名称来源其两个普遍的成员——已经灭绝的类似于大象的剑齿象,以及类似于熊的大熊猫。

The shapes of some trilobite lenses, in fact, match those derived by optical scientists over 300 million years later to answer similar needs.

关于三叶虫眼睛的外形,事实上,在三叶虫灭绝的3亿年后,光学学家的答案依然认为这是必须的。

Praxis apparently played host to the largest of these, and Lang, to name one, has speculated that the Pits not only gave rise to extinct creatures, but succeeded in regressing the entire planet to a formative stage of destructive vulcanism.

普拉西斯上的起源坑,显然是它们中最大的一个。朗等人推测起源坑不仅仅能复活已灭绝的生物,而且能使整个行星回退到火山活动频繁的成型时期。

第33/100页 首页 < ... 29 30 31 32 33 34 35 36 37 ... > 尾页
推荐网络例句

This paper discusses design and realizable methods of remote test output interface from logical design angle.

本文从逻辑设计的角度讨论遥测输出接口的设计及实现方法。

This also 星体投射plies to buildings, structures and geological features.

这也适用于建筑物和地质特征。

We all hope for a better life.

我们都希望好的生活。