More than fifty years ago, the United Nations declared that literacy is a basic human right.

五十多年前，联合国宣布识字是一项基本人权。

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More than fifty years ago, at the New York World's Fair, the forecast for American life was something like this: "in the future, technology will bring a higher standard of living."

50年前，在纽约世界博览会上，有人预言美国的生活会是这样：“在未来，技术会带来更高的生活水平。”

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Fifty years ago, most Chinese immigrants were concentrated in a typical downtown Chinatown, which still exists, but more as a relic than a vibrant community.

50年前，大多数中国移民聚居在一个典型的闹市，唐人街，如今唐人街仍然存在着，然而大多数已成为遗迹不再是生机勃勃的社区了。

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Fifty years ago, most Chinese immigrants were concentrated in a typical downtown Chinatown, which still exists, but more as a relic than a vibrant community.

50年前，大多数中国移民聚居在一个典型的闹市，唐人街，如今唐人街仍然存在着，然而大多数已成为遗迹不再是生机勃勃的社区了。

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