Conventional wisdom says our earliest ancestors first stood up on two legs when they moved out of the forest and into the open savannas.

传统观点认为当人类最早的祖先最初从丛林迁移到平原时，开始用两条腿站立。

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The volumes open up targeted to the natural space, the forest.

这个建筑的开发是针对自然空间以及森林。

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Due to the special, asymmetric design of the stadium the sky boxes open up a panoramic view not only to the playing field, but alsoto the forest above the roof of the opposite stand.

体育场特殊且不对称的设计让空中盒体同时提供了比赛场和对面森林的全景视野。

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Large sums were spent building highways to open up the forest and lavish subsidies were offered to get people to resettle there.

ECONOMIST: The economy booms, the trees vanish | The

It has taken years of campaigning by small groups to open up public access to forest and heathland in the UK. Now this government wishes to sell off my property, against my wishes.

BBC: Survey finds opposition to privatisation of forests

To be fair, the groups of six tents do open up directly to nature, with a view of the Blackfoot river, the pine forest or the banks of Elk Creek.

BBC: Glamping: Camping for glamorous people