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。

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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。

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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。

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There used to be a time when the quickest way to travel across the western United States was in a stagecoach.

VOA: special.2010.04.26

Western countries, and especially the United States say, "We have a big pharmaceutical industry that develops new drugs.

西方国家，尤其是美国宣称，我们拥有研发新药品的大制药业。

耶鲁公开课 - 公正课程节选

In the 1830s 600,000 immigrants came to the United States, almost entirely from Western Europe; in the 1840s alone 1.5 million; and in the 1850s,almost 3 million more.

十九世纪三十年代,约有六十万人移居美国,几乎全部来自西欧,仅在四十年代,就有一百五十万移民,而在五十年代,又多了三百万

耶鲁公开课 - 美国内战与重建课程节选

Third, the Chinese may expect that movement on their part toward peace in Cambodia will benefit them materially in their relations with the United States and other Western states.

CENTERFORSECURITYPOLICY: Giving Peace A Chance In Cambodia: A Primer For US Policy

Type 2 diabetes rates are growing dramatically in the United States and Western Europe.

CNN: What's the difference between type 1 and type 2 diabetes?

Entrepreneurs in developed countries like the United States and Western Europe typically start with a brilliant idea.

FORBES: Entrepreneurship, South African Style