Archaeopteryx was discovered in 1861, two years after Charles Darwin published On the Origin of Species.
“始祖鸟”在1861年被发现，即查尔斯·达尔文发表《物种起源》后两年。
Nevertheless the republic's original money system lasted "for nearly two centuries, during which all that was admirable of Roman civilization saw its origin, its growth and its maturity."
尽管如此，共和国首创的货币体系持续了“近两个世纪，期间罗马文明的辉煌见证了它的起源、成长和成熟。”
"When we think about the origin of life, there are two threads to follow," Tarduno says.
“当我们思考生命的起源时，有两种思路可以切入，”塔都诺说。
Back then, there were two major rival theories about the origin of the Universe: the Big Bang theory and the Steady-State model of the Universe.
当时，对宇宙的起源有两个主要的对立理论：宇宙大爆炸理论，稳态宇宙模型。
Two of the segments, Rabadan said, appear to come from Eurasia and are somewhat mysterious in origin.
Rabadan介绍说，其中2个片段来源神秘，似乎来自欧亚大陆。
At first Gingerich thought the two bones were the single-pulley astragali from the animal's left and right legs-proof that he'd been right about the origin of whales.
起先，金格·里奇还以为这两根骨头分别来自动物左右腿的单滑轮踝骨——这也能证明之前鲸的起源推测是正确的。
We could do it dy dx. Or, maybe we will want to actually make a change of variables to first shift this to the origin, x-2 you know, change x to x minus two and then switch to polar coordinates.
也可以dy，dx来划分，或者,对变量做一下变化，移动到原点，就是把x变成,然后再转化成极坐标。
Another complication is that sometimes two different names can appear to be the same one, being similar in sound, but different in origin.
而另外的复杂因素则可能是，有时两个名字是一样的写法，一样的读音，但却有不同的来源。
It notes, since France presented its report to the Committee two weeks ago, a number of Roma have collectively been deported to their countries of origin.
这个委员会指出，自从法国两星期前向委员会递交一份报告以来，许多吉普赛人被集体递解出境，遣返到他们原来的国家。
The first column contains the task, and the next two columns designate whether or not the task works based on its origin.
表中的第一列包含任务，后面两列指明任务是否在其原始平台上进行操作。
Butter, bacon, beef, whole milk, virtually any food of animal origin is high in saturated fat; so are two vegetable oils: coconut and palm.
奶油、培根、牛肉、全脂牛奶，基本上所有的动物原肉都含有丰富的饱和脂肪；还有这两种蔬菜油：椰子和棕榈。
The origin of the color differences is not yet understood, but may be caused by differences in the surface composition between the two terrains.
产生颜色差异的原因还不清楚，有可能是两种地形表面成分的差异造成的。
Although most American rail corridors involve two railroads covering the same origin and destination points, in reality competition is limited.
尽管大多数美国铁路的起点和终点之间都包含两条铁路，而且它们之间的竞争也是有限的。
An analysis of wine prices by two French researchers shows that prices are driven by the label on the bottle, which gives the year and the origin of the wine.
两位法国研究人员撰写的一篇关于红酒价格的分析文章表明，红酒的价格是由酒瓶上的标签决定的——标签上写明了酒的年代和产地。
It speaks of two types of loom that leave the worker's arms free: the draw loom, which is of Eurasian origin, and the pedal loom which is attributed to East Asian origins.
书中讲到两种不用工人手臂的织机：源于欧亚的拉花机和认为源于东亚的踏板织机。
There are two types of message context: identity context and origin context.
有两种类型的消息上下文：身份上下文（identitycontext）和发送者上下文（origin context）。
Divergent views of the origin of kites, kites originated in China but no differences, as early as two thousand years ago, "Wood kite" records.
风筝的起源问题众说纷纭，但风筝起源于中国没什么分歧，早在两千年前就有“木鸢”的记载。
The 2002 Farm Act called for fish, fruit and vegetable imports to be labeled by country of origin, though implementation for the latter two foods has been delayed.
2002年的农业法令要求进口的鱼类，水果和蔬菜必须标明来源的国家，尽管对后两种食物的执行已经延迟。
Superimposing and comparing two geometrical data sets of differing origin and accuracy often give rise to a large number of small polygons.
叠加和比较二个几何资料不同的起源和准确性经常造成很大数量的小几何图形。
The origin of mankind, there are two theories, a view that human beings are created by God, and the other is the theory of evolution elaborated in Australopithecus evolved.
人类的起源有两种理论，一种认为人类是由上帝创造的，另一种则是进化论阐述的古猿进化而来。
Remember that I placed the cube's center at the coordinate system's origin; therefore, the cube's edges will be two units long.
由于我将立方体的中心点放在坐标系原点位置处，因此立方体的各边长应为 2 个单位。
Scientists have proposed two main kinds of theories of the origin of galaxies: (1) bottom-up theories and (2) top-down theories.
科学家提出了两种主要的星系起源理论：（1）“自下而上”和（2）“自上而下”的理论。
The people of Belgium are primarily of two ethnic groups, the Flemings (Teutonic origin) and the Walloons (Celtic origin, probably with an admixture of Alpine elements).
比利时人主要有两个民族组成，佛兰芒人(日尔曼人血统)以及瓦龙人(凯尔特人血统，可能带有阿尔卑斯的混合成分)。
Two schools of thought regarding the origin of petroleum exist .
关于石油的成因有两大学派。
CERTIFICATE OF ORIGIN IN TWO COPIES INDIDCATING THAT GOODS ARE OF CHINESE ORIGIN ISSUED BY CHAMBER OF COMMERCE.
由商会出具的产地证明书两份，证明货物原产地为中国。
These two ideas are single and one-sided, not" I" a book on the origin of universe.
这两种思想都是单一和片面的，都不是《老子》一书对宇宙的本源的探讨。
Now that human being has two aspects, one is his social aspect, another is his natural aspect, so the writer point out we should analyses "the origin of art" from these two aspects.
由于人不仅具有社会属性，而且首先具有自然属性，因此研究艺术的起源需从这两方面综合进行。
We discovered the origin of the SOS call. It was in a narrow valley between two mountains.
我们发现了求救的来源。是在两座山脉间狭窄山谷。
We discovered the origin of the SOS call. It was in a narrow valley between two mountains.
我们发现了求救的来源。是在两座山脉间狭窄山谷。
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