Time Tree is jointly run by Penn State's Blair Hedges and Arizona State's Sudhir Kumar.

时间树由宾夕法尼亚州立大学的布莱尔·赫奇斯和亚利桑那州立大学的古普塔·库马尔共同开发。

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Time Tree is jointly run by Penn State’s Blair Hedges and Arizona State’s Sudhir Kumar.

时间树由宾夕法尼亚州立大学的布莱尔•赫奇斯和亚利桑那州立大学的古普塔•库马尔共同开发。

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It's called time Tree. And it tells you how closely related any two organisms are over time.

它能告诉你随着时间的流逝，任何两种有机体之间的联系程度。

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Most visitors spent a long time looking at the display called "The Tree of Life."

VOA: special.2009.12.01

2 7 And I'm not going to draw the rest of the tree for you here, because I drew it last time, and you don't need to see the whole tree.

从这儿我们得到了,我在这里不会剩下的树都画出来，因为我上次画过了。

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According to an e-mail put out by the Save the Oaks campaign, two long-time tree-sit photographers, Matthew Taylor and David Wallace, want to publish a photo book documenting the tree-sit and the campaign.

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Over time, the tree fossilized, and the resin turned to amber.

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An old Chinese proverb says that the best time to plant a tree was twenty-five years ago, but the second best time is now.

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