有种传说，美国西部的枪手们每杀死一个人就在他们的枪柄上刻下一个V形记号。
It is a myth that gunslingers in the American west cut notches in the handle of their pistol for each man they shot.
在美国西部的许多森林里那样做就像在活火山边上建房子一样。
Doing that in many of the forests of the western US is like building homes on the side of an active volcano.
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。
Wildfires are becoming an increasing menace in the western United States, with Southern California being the hardest-hit area.
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。
Now there are some pretty interesting caves in parts of the western United States, especially in national parks.
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。
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.
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。
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.
为了收集蛇毒，他必须在美国西部找到响尾蛇。
In order to collect the venom, he has to find rattlesnakes in the western part of the United States.
牛仔已经在美国西部和西南部生活和工作了三个多世纪，他们是美国著名的象征，所以你看那些五六十年代的好莱坞牛仔电影时，你看到的是一份工作。
Cowboys have lived and worked in the west and southwest of the United States for over three centuries and they are a famous symbol of the US. When you watch those old Hollywood cowboy films from the fifties and sixties, you see a job.
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。
They're a type of rodent who, who burrow in the ground in the grasslands of the western United States and Mexico.
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。
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.
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。
A big worry is that these transplanted megafauna might devastate plants and animals that are native to the western United States.
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。
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.
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。
Importing African cheetahs to the western United States could, in theory, put the pronghorn back onto its natural evolutionary trajectory according to these biologists.
现在的市场就像是未拓荒的美国西部一样。
举例来说，欧洲的天气预报员低估了美国西部春秋季的温度。
European weathermen, for example, underestimate temperatures for western America in spring and autumn.
旱地农业，灌溉农业和牛羊牧业是美国西部大平原地区的主要活动。
Dry farming, irrigation farming, and the cattle and sheep herding are the main activities of the Great Plains of the American West.
旱地农业，灌溉农业和牛羊牧业是美国西部大平原地区的主要活动。
Dry farming ,irrigation farming,and the cattle and sheep herding are the main cativities of the Great Plains of the American West.
潘多拉是一颗混乱不堪的矿业星球，就像把早期美国西部丢满垃圾。
Pandora is a down-and-dirty mining planet that resembles a trashed, irradiated version of the American Wild West.
许多美国西部的“户外型”城镇更靠南，也更接近较大的人口聚集区。
Many of the West's outdoor towns lie farther south, and closer to larger population centers.
但是在美国西部和西南部，teaparty这个词还有别的意思。
But the words tea party have a different meaning in the US west and Southwest.
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。
The shifting sands have led to a sharp increase in sandstorms — the grit from which can travel as far as the western United States.
不过，即便在拜访过真正的美国西部之后，张并没有表现出多少惊讶的感觉。
But the even while visiting the real American West, Zhang felt as if he'd seen it all before.
不久后，他到芝加哥城外、美国西部电器公司有名的霍桑工厂的检验部门工作。
He then went to work for Western Electric in the inspection department at its famous Hawthorne factory, just outside Chicago.
沃尔玛集团认证获得了覆盖美国西部的第九巡回上诉法庭以6-5多数人的支持。
The Wal-Mart class certification was upheld by a 6-5 majority in the Ninth Circuit appeals court, covering the American West.
科学家们从不同的方面着眼，并从美国西部20个地点分别取得了蚊子的DNA。
The scientists focused on a different suspect and obtained mosquito DNA from 20 sites in the western U.S. They found three clusters of a species known to carry West Nile.
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。
Tropical wildfires are different from the ones that happen in temperate woodlands, for example in the western United States.
美国西部的干旱状况刺激了水的供应、伤害了农作物种植，也加快了野外火宰的扩散。
Dry conditions across the American West have spurred water rationing, hurt crop production, and doubled the prevalence of wildfires.
美国西部的干旱状况刺激了水的供应、伤害了农作物种植，也加快了野外火宰的扩散。
Dry conditions across the American West have spurred water rationing, hurt crop production, and doubled the prevalence of wildfires.
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