The jaguar has been listed as endangered since 1997, the highest level of peril for a wild species.

自1997年以来，美洲虎一直被列为濒危物种，这是野生物种面临生存危险的最高级别。

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Around half of ocean heat intake since 1865 has taken place since 1997, researchers report online in Nature Climate Change.

研究人员在《自然气候变化》网站上报告称，以1865年为起点，大约一半的海洋热量摄入发生在1997年之后。

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That will be the highest since 1997.

那是自1997年以来最高的占比了。

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Dr.Chris Brasher served in the Democratic Republic of Congo, where according to MSF, more than four million people have lost their lives since 1997.

VOA: standard.2010.06.29

They live much longer lives and they live to die of something else and the leading causes of death currently haven't changed very much since 1997 when this data was published: they die of heart disease and cancer primarily.

人们活的更久了,不过会死于另一些疾病,如今导致死亡的主要原因,并没有太大的变化,自一九九七年有相关数据公开开始,其显示人们主要死于心脏病和癌症

耶鲁公开课 - 生物医学工程探索课程节选

It says since the adoption of the 1997 Kyoto Protocol, policies designed to deal with the threat of dangerous climate change, are lagging "far behind" the scientific evidence.

VOA: standard.2009.09.01

Since 1997 the incomes of the poorest have risen faster (2.2%) than the richest (2%).

ECONOMIST: Tony Blair

Unit sales of fridges and freezers have averaged about 9% growth a year since 1997.

FORBES: Requiem for a Desktop

The party has chosen not to have Ken Clarke lead it on three separate occasions since 1997.

BBC: A heavyweight tempted back by a crisis