As early as eighteen thirty-seven, he imagined this process as a tree with branches representing new species.

VOA: special.2009.02.25

I'd like to go by climbing a birch tree, And climb black branches up a snow-white trunk toward heaven, till the tree could bear no more, But dipped its top and set me down again.

我真想去爬白桦树，沿着雪白的树干，爬上乌黑的树枝，爬向那天心，直到树身再支撑不住，树梢碰着地，把我放下来。

耶鲁公开课 - 现代诗歌课程节选

You have n branches on the tree and you count the number of leaves and sum them up.

一共有n根树枝,你数了叶子的数量然后把他们加起来

耶鲁公开课 - 金融市场课程节选

But it was enough to cause the branches of the tree to drop their heavy load.

VOA: special.2010.05.01

I tried to make myself small in the tree, as the branches rubbed against me.

VOA: special.2009.11.15

The tree moved one of its branches that was full of fruit.

VOA: special.2009.07.25

Police say rival groups of asylum seekers attacked each other with tree branches, pool cues and broom handles.

VOA: standard.2009.11.24

"It's called the Quiver Tree and the large branches are hollowed out to keep arrows in."

VOA: standard.2010.08.09