例如,四趾的始祖鸟先于三趾的始祖鸟出现,但北美的化石证据表明,这两种动物之间有一个急促而不均衡的转换过程。
The four-toed Eohippus preceded the three-toed Miohippus, for example, but North American fossil evidence suggests a jerky, uneven transition between the two.
猪牛两种动物中,后者较有价值。
这两种动物都像鸟一样,要产卵。
想象两个基因,两种动物各自含有自己的基因。
Imagine two genes, two sorts of animals each containing their own gene.
一位兽医表示,两种动物杂交生出一种新物种是不可能的。
Vets contend it's impossible for the two animals to engage in cross breed delivery.
以下我主要集中在我们最喜欢的两种动物,猫和狗。
In this blog post, I'd like to concentrate on our two favourite domestic animals, the cat and dog.
这两种动物的大脑都有着所谓控制高级功能的前额叶结构。
The brains of both creatures have what is called a pre-frontal structure that controls similar high-level functions.
研究表明,越富有创造力的人看图时切换两种动物的速度就越快。
The research suggested that more creative people were able to switch between images of the two animals more quickly than other people.
研究表明,越富有创造力的人看图时切换两种动物的速度就越快。
Thee research suggested that more creative people were able to switch between images of the two animals more quickly than other people.
大年新春,以舞狮、舞麒麟为主,人们认为这两种动物会驱邪、迎吉祥。
Petani Chinese New Year, lion dance, unicorn dances mainly, people will think that these two animal sickness, driving away evil and welcome good fortune.
象属动物:任何一种绝种的或尚存在的与上述两种动物中一种有关的动物。
Any of various extinct or living animals related to either of these two animals.
在那些例子中,细胞核和细胞质融合在一起,杂交细胞制造出了表达两种动物遗传密码、完美运转的酶。
In those instances nuclei as well as cytoplasms came together and the hybrid cells made perfectly functioning enzymes that expressed the genetic code of two types of animal.
波利克和德瓦尔博士规律性地观察到的近半手势在两种动物之间的意义几乎都是完全不同的。
Half of the gestures Dr Pollick and Dr DE Waal regularly observed seemed to have completely different meanings in the two species.
在实验中,这两种动物被给予了向人讨要食物的机会,一种是肯帮忙的人一种是从看不见潜在乞讨者的人。
In the experiments, the two sets of animals were given the opportunity to beg for food, either from an attentive person or from a person unable to see the potential begger.
这项调查意在尝试调查种群间更复杂的协同进化关系——那种两种动物进化出互惠互利的举动。
The research aims to try and investigate more complex co-evolution between species, where two different animals evolve complimentary behaviours.
有一个故事说,能够到达金字塔顶端的只有两种动物,一是雄鹰,靠自己的天赋和翅膀飞了上去。
There is a story that can reach the top of the Pyramid, there are only two creatures, one is eagle, rely on their own talent and wings to fly up.
以中国大耳白兔及罗曼母鸡为免疫动物制备抗赭曲霉毒素a抗体,比较了这两种动物的免疫应答进程。
Antibodies of anti ochratoxin a (anti OTA) were prepared by immunizing white rabbits and Luoman hens. The immune responses to OTA of these two animals were compared.
浙东白鹅是一种非常特殊的动物,它从不得癌症。在世界上只有两种动物从不得癌症,另外一种是鲨鱼。
Zhedong white goose is a kind of very special animal, it never get cancer, there is only two kinds of animal which never get cancer in the world, the another is shark.
评论家高度赞扬了《疯狂动物城》在城市中两种动物之间关系的描写上,有着敏锐的幽默感和非常大的信息量。
Critics have strongly praised "Zootopia" for its sharp humor and strong message in its portrayal of relations between two kinds of animals in the city.
评论家高度赞扬了《疯狂动物城》在城市中两种动物之间关系的描写上,有着敏锐的幽默感和非常大的信息量。
Critics shave strongly praised "Zootopia" for its sharp humor and strong message in its portrayal of relations between two kinds of animals in the city.
我们可以匆匆忙忙,为生存奔波,也可以将生活提升到无止境的高度。我们可以用两种动物来代表这两种生活选择。
We can live scurrying for survival or soaring to the unlimited heights. The choices are modelled by these two creatures.
他计划调查他的新病毒合成物对豚鼠和白鼬的传染性如何,这两种动物的呼吸系统更能体现出人类在发烧时与流感的对抗情况。
He plans to investigate how contagious his new viral blends are in guinea pigs and ferrets-animals whose respiratory system better reflects our own feverish battle with flu.
就像疟原虫在蚊子和人之间循环一样,弓形虫在啮齿类动物和猫科宿主动物之间循环,它分别在这两种动物中度过不同的生命阶段。
Like Plasmodium, which cycles between mosquitoes and man, Toxoplasma cycles between its rodent and feline hosts, living out different phases of its existence in each.
然而令Loring惊喜的是,相应的人类基因确实能把这两种动物的细胞转换成称为诱导多能干细胞(iPS细胞)的类胚胎干细胞。
To Loring's surprise, however, the corresponding human genes did transform both animals' cells into embryonic-like stem cells called induced pluripotent stem cells (iPS cells).
我们对这两种动物的骨骼进行比较,贝利向我们讲述他的案例,这些刺其实并不是刺,而是用来支撑带有厚重肌肉的峰的坚实粗大的骨骼。
We compare the skeletons of the two animals and Baily states his case - that these spikes aren't spikes but strong thick bones to support the massive back muscles of a hump.
如今通过对两种生物的检验已得到纠正,虽然这两种动物是远亲,但他们都具有与众不同的饮食习性、解剖特性以及一个不寻常的名字:熊猫。
That has now been rectified by an examination of two creatures which, though only distantly related, share an unusual feeding habit, an unusual anatomical feature and an unusual name: panda.
洛克韦尔说,造成这两种动物的栖息地重叠的原因有两个:一是灰熊从洛基山脉向东面和南面正在扩大它们的生存范围,结果使它们的数量不断增长。
The reason for the potential habitat overlap is twofold: grizzliesseem to be expanding their range east and south from the Rockies, mostly as a result of their growing population, says Rockwell.
更进一步,他又使用了两种蜥蜴:鬃狮蜥(Pogonavitticeps)和斑纹石龙子(Trachylepispunctatissima),来测试蟋蟀对这两种动物的反应。
He then further tested how the crickets responded to both bearded dragon lizards (Pogona vitticeps) and striped skinks (Trachylepis punctatissima).
动物也必须适应沙漠环境,它们可能通过两种形式的行为适应来做到这一点:它们要么逃跑,要么撤退。
Animals also have to adapt to desert conditions, and they may do it through two forms of behavioral adaptation: they either escape or retreat.
动物也必须适应沙漠环境,它们可能通过两种形式的行为适应来做到这一点:它们要么逃跑,要么撤退。
Animals also have to adapt to desert conditions, and they may do it through two forms of behavioral adaptation: they either escape or retreat.
应用推荐