These trees provide the raw material for high-quality paper.

这些树是制造优质纸张的原料。

《牛津词典》

People had to burn these trees to keep warm during harsh winters.

在寒冷的冬天，人们得靠烧这些树保暖。

《柯林斯英汉双解大词典》

These trees are machine planted.

这些树是用机器种植的。

youdao

He paints these trees in black on many of his clay dishes, bowls,and cups.

VOA: special.2009.09.09

If these trees are still supplying shade, embowering the entire valley of Vallombrosa, the leaves haven't all fallen, of course.

如果这些树仍在为热门提供遮蔽，将整个村庄掩盖在树荫之下，这些叶子当然就还未凋落。

耶鲁公开课 - 弥尔顿课程节选

These are people who, I guess, they don't eat anything except for fruit and they think that trees should have the vote.

我猜,这些人呢,他们只吃水果,他们认为树也有投票权

耶鲁公开课 - 博弈论课程节选

And there was one of these trees in my grandfather's yard.

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These trees are low value roundwood that have no higher market.

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We can take them to court if necessary, but my understanding is the owners wish to replant these trees and they realise they have made a mistake.

BBC: Bernard Matthews told to re-plant trees felled at farm