We are the only one who has long history of 50 years or 100 sessions successfully.

我们是唯一的具有50多年历史、超过百届的文具展会；

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We are the former Sheet Metal Branch Factory of Shanghai's No 4 Textile Mill with a history of 50 years.

她的前身是上海第四纺织机械厂的钣金分厂，至今已有50多年的历史。

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The mankind has marched into the 6th decade of outer space exploitation, and the manned space flight has made a history of 50 years.

人类和平利用外空已近60年，载人航天也走过了50年的历程。

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The history of the last 50 years can be read as one long struggle to move more and more parts of human existence under the hegemony of the digital world.

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For instance, many more children placed for adoption today have birth parents with a history of substance abuse compared with 50 years ago, says Albers.

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As I slid off the water board in pain, I thought that I'm a prisoner of economic history absorbed these past 50 years.

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