Thanks to natural selection, most species that have ever lived has already gone extinct, so this is not a new phenomenon.

由于自然选择，大多数曾经存在过的物种已经灭绝，所以这不是一个新现象。

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A new phenomenon has appeared on the world scene: rapidly rising crime rates in nations that previously reported few offences.

世界上出现了一个新现象：以前极少报告犯罪的国家犯罪率迅速攀升。

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But a new phenomenon has appeared on the world scene: rapidly rising crime rates in nations that previously reported few offences.

但是，在世界舞台上出现了一个新现象：以前犯罪报告很少的国家的犯罪率迅速上升。

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The Independents resented the new authoritarianism of the Presbyterians, a relatively new phenomenon on the English cultural landscape.

无党派对长老派的独裁主义非常憎恨，一个相对新的在英国历史现象。

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Nor is this a new phenomenon: Britney Spears and Miley Cyrus have dressed as sexy schoolgirls.

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Catering to the drudge of the daily commute, an entirely new phenomenon is catching on.

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Expatriate Chinese executives are a relatively new phenomenon, and a sign of Chinese strength.

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