For example, why was women's suffrage, instituted nationally in the United States in 1920, not instituted nationally in Switzerland until the 1970's?

例如，为什么美国在1920年开始实行妇女选举权，而瑞士直到20世纪70年代才开始实行？

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When drive-ins were at the height of their popularity in the late 1950's, some 4,000 existed in the United States, but today there are less than one-quarter that many.

在20世纪50年代末汽车影院最受欢迎的时候，美国大约有4000家汽车影院，但如今，这个数字还不到当时的四分之一。

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S. states would regard as too high for human consumption.

美国多数州会认为这一含量对于人类饮食是过高的。

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The money is to be used to expand small irrigation projects to the other half of India's twenty-eight states.

VOA: special.2009.08.17

What's happening right now in the United States - is that the economy is collapsing- maybe that's overstating it.

现如今在美国发生的是,经济正在崩溃-,也许这是夸大这件事。

耶鲁公开课 - 金融市场课程节选

And that is global-- whether it's China, whether it's in the UK or Australia, or the United States.

这是全球现象-,不论是中国，英国还是澳大利亚，或美国。

哈佛公开课 - 幸福课课程节选

Europe's nation-states are being challenged from above, by the growing powers of the supranational European Union, but also from below, by increasingly assertive regions.

ECONOMIST: Charlemagne: Europe's rebellious regions | The

The Department of Justice -- and 20 U.S. states -- decided to formally bring antitrust charges against Microsoft in May, starting a process that may drag through the courts for years.

CNN: Top 10 IT news stories of 1998

The investigation will examine payments made by people from outside the European Economic Area (EEA) - the EU's 27-member states as well as Norway, Liechtenstein and Iceland - who use their credit and debit cards when inside the area.

BBC: EU investigation to probe Mastercard fees