The Great Wall is known as the eighth wonder of the world.

长城被称为世界第八大奇迹。

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It ranks eighth in the world in population.

人口总数居世界第八。

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The IHR (2005) were formally adopted at the Fifty-eighth World Health Assembly in 2005 and are to go into effect in 2007.

《国际卫生条例(2005年)》在2005年世界卫生大会第五十八届会议上正式通过，将于2007年生效。

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The recession has hit especially hard in California, home of the world's eighth largest economy and one out of eight Americans.

VOA: special.2009.07.31

The United Nations estimates that females age ten to twenty-four are one-eighth of the world's population.

VOA: special.2010.06.24

The team is ranked eighth in the world.

VOA: special.2010.06.09

If found, "it will be the world's eighth wonder, the world's largest statue, " he told BBC News Online.

BBC: The hunt for Bamiyan's third Buddha

All this has increased speculation about whether the world's eighth-biggest economy is already in recession.

ECONOMIST: California

The company already ranks as the world's eighth-largest producer (in terms of installed capacity) of wind turbine generators.

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