Biologists also noted deer sniff and lick an unfamiliar rub, which suggests that this visual mark on a small tree plays an important communication purpose in the social life of deer.

生物学家也注意到鹿会嗅和舔陌生的擦痕，这表明小树上的这种视觉标记在鹿群的社会生活中起着重要的交流作用。

youdao

You can tell the age of a tree by counting its rings, but these records of trees' life really say a lot more.

你可以通过数年轮来判断树木的年龄，但是作为树木生命的记载，年轮能说明的东西远不止于此。

youdao

When we are looking at the life of a tree, we learn about that each period of life brings its own form of joy and challenge.

当我们观察一棵树的生命时，我们了解到生命的每一个阶段都有它自己的欢乐和挑战。

youdao

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

VOA: special.2009.12.01

It virtually ignores the tree of life until we get to the end of the story And that's important.

它实际上忽略了知识树，我们读完故事便会发现,这一点很重要。

耶鲁公开课 - 旧约导论课程节选

Second of all the motif of guards who block access to the tree of life suggests that no humans have access to immortality and the pursuit of immortality is futile.

第二点，那些阻止人类接近生命树的守卫,暗示着，任何人类关于永生的尝试,最后都是徒劳一场。

耶鲁公开课 - 旧约导论课程节选

Elsewhere in the world, regions take 30 to 50 years to recover from bush fires, but here they are the first stage of new life, with tree fronds forming within a couple of weeks.

BBC: The perfect trip: New South Wales

"If you look at the tree of life, nearly all of our microbes, and thus our antibiotics, come from one branch on that tree, " says Barton.

FORBES: Cave Woman

Neither of these branches fits in the existing tree of life.

ECONOMIST: A new domain of life