那些叶子软而圆，就像绒毛一般。

The leaves are soft, round and rather furry.

《柯林斯英汉双解大词典》

这些叶子聚在一起，像是一朵深绿色的玫瑰。

The leaves formed a dark green rosette.

《牛津词典》

我浑身颤抖、像一片叶子似的抖动。

I was shaking all over, trembling like a leaf.

《柯林斯英汉双解大词典》

But what we have here is an image of the beauty of that change, the beauty of the fact that the leaves are falling.

但是我们看到的是一幅美丽的变化的图像，叶子在飘落带来的美丽图画。

耶鲁公开课 - 弥尔顿课程节选

So Rituparna tries to prove to him his abilities and he says, see that tree there, I can estimate how many leaves there are on that tree by counting leaves on one branch.

所以睿都巴若那就试图证明自己的能力,他说,看那边的树,我只需数一根枝杈上的叶子,就能估算出树上叶子的总数

耶鲁公开课 - 金融市场课程节选

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