The United States and other western countries have experienced adjustment problems with each new wave of immigrants.
美国和其他西方国家在每一次移民浪潮中都经历了适应性问题。
Now there are some pretty interesting caves in parts of the western United States, especially in national parks.
现在在美国西部的一些地方有一些非常有趣的洞穴，尤其是在国家公园里。
Wildfires are becoming an increasing menace in the western United States, with Southern California being the hardest-hit area.
森林大火对美国西部的威胁越来越大，其中南加州是受灾最严重的地区。
The dry mountain ranges of the western United States contain rocks dating back 440 to 510 million years, to the Ordovician period, and teeming with evidence of tropical marine life.
美国西部干燥的山脉包含了距今4.4亿至5.1亿年前的奥陶纪岩石，其中充斥着热带海洋生物生存的迹象。
However, in the late 1980s, some scientists were exploring Devil' s Hole, which is basically an extensive water-filled cave, far from the ocean, in Nevada2, in the western United States.
然而，在20世纪80年代后期，一些科学家在美国西部的内华达探索魔鬼洞，这基本上是一个广阔的充满水的洞穴，并且远离海洋。
The reaction was instantaneous and furious, western farmers raised their voices to protest and the United States sent John Jay to Madrid to discuss this matter.
西方农民迅速做出了反应，高声抗议，表达他们的愤怒，美国派约翰·杰伊到马德里讨论此事。
As a monarchy, the Spanish government distrusted the rising spirit of democracy in the United States, especially the much freer expression of democracy that existed among the western farmers.
作为一个君主政体，西班牙政府不信任美国正在兴起的民主精神，尤其是存在于西方农民中的更为自由的民主表达。
They're a type of rodent who, who burrow in the ground in the grasslands of the western United States and Mexico.
它们是一种啮齿类动物，在美国西部和墨西哥草原的地上挖洞。
A big worry is that these transplanted megafauna might devastate plants and animals that are native to the western United States.
最让人忧心的就是这些转移过来的巨型动物可能会毁灭美国西部一些土生土长的动植物。
Importing African cheetahs to the western United States could, in theory, put the pronghorn back onto its natural evolutionary trajectory according to these biologists.
从理论上讲，把非洲猎豹引进美国西部，可以让叉角羚重新回到生物学家所说的自然进化轨道上。
Now it is generally believed that the sample from Devil's Hole corresponds to variations in local climate, in the western United States, rather than global climate changes.
现在人们普遍认为魔鬼洞的样本与美国西部当地气候的变化有关，而不是全球气候的变化。
The United States has announced it is to withdraw forty-thousand troops from Western Europe in the next year.
美国已经宣布第2年将从西欧撤回4万军队。
In order to collect the venom, he has to find rattlesnakes in the western part of the United States.
为了收集蛇毒，他必须在美国西部找到响尾蛇。
The 10-country study surveyed product packaging in Britain, Western Europe, Scandinavia and the United States.
这项研究涉及10个国家的，调查了英国、西欧、斯堪的纳维亚和美国等地的产品包装。
For instance, there is a species of squirrel, in the Western part of the United States that can get really hot when they are out foraging for food.
比如，美国西部有一种松鼠，它们外出觅食的时候会变得很热。
In the fourteenth and fifteenth centuries, many Western Pueblo settlements in what is now the southwestern United States may have possessed distinctly hierarchical organizational structures.
在14世纪和15世纪，许多位于现在美国西南部的西部普韦布洛定居点可能拥有明显的等级组织结构。
Even people living far inland may be affected by the warming: droughts in the western United States seem to be caused by changing surface temperatures in the tropical Pacific.
即使居住于深远的内陆的人们，也可能被全球升温所影响：美国西部的干旱，可能就是由热带太平洋的表面温度变化导致的。
This belief inspired Smith's desire to establish Zion, the kingdom of God, which was to be built somewhere in the western United States.
正是在这一信念鼓舞下，史密斯渴望建立神圣王国锡安，一个曾存在于美国西部的地方。
Tropical wildfires are different from the ones that happen in temperate woodlands, for example in the western United States.
热带地区的森林野火与发生在温带疏林——比如美国西部——的森林野火有所不同。
During thunderstorms in parts of the western United States, rain often evaporates before hitting the ground, making the region vulnerable to brush fires from lightning hitting the dry earth.
在美国西部的一些地方，当暴雨来临时，雨水常常还没接触到地面就蒸发殆尽，当闪电击中干燥的地面时，这些地区经常发生由此而引发的灌木起火。
Covering more than 2, 000 acres, the park features an unusually isolated stand of Bigtooth Maple, a variety native to the western United States.
它占地超过了2,000亩，园区是一个生长着不常见大齿叶枫树的孤岛。这种枫树是原产于美国西部枫树的变种。
Only western cougars still live in large enough numbers to maintain breeding populations, and they live on wild lands in the western United States and Canada.
只有西部美洲狮的存在数量还足以维持种群繁衍，它们生活在美国西部和加拿大的荒野里。
Country and western music lies close to the heart of many Americans. This style originated among country folks in the southern and western United States.
乡村和西部音乐深得很多美国人的人心，这种型态的音乐起源于美国南部和西部的乡村小民们。
The shifting sands have led to a sharp increase in sandstorms — the grit from which can travel as far as the western United States.
这些飞沙导致了沙尘暴的急剧增长——这些沙尘甚至可以飞到美国西部去。
In any case, by comparison with most other parts of the world, and with any other era of human history, the United States and western Europe are converging in their attitudes to danger.
然而不管怎么样，通过同世界其他地方的情况以及人文历史对比我们会发现，美国和欧洲在对危险问题的看法有了很大程度上的汇合。
The people here wish the United States and other Western nations would do more.
这里的人们希望美国和其他西方国家会做更多的工作。
The people here wish the United States and other Western nations would do more.
这里的人们希望美国和其他西方国家会做更多的工作。
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