Sometimes they have to chop down a tree for firewood.

有时他们不得不砍倒一棵树来做木柴。

《柯林斯英汉双解大词典》

You need to chop down the tree at its trunk.

你要砍树干来砍倒这颗树。

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I'm going to chop down this cherry tree; it has almost stopped producing fruit.

我打算把这棵樱桃树砍掉，它已经不结什么果子了。

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But where it should have seen the forest, it found only a single tree to chop down.

FORBES: Magazine Article

The answer provided by Mr Thom's maths was to chop down old trees, which foresters said they knew anyway.

ECONOMIST: Ren�� Thom

"We like to chop down the tall poppy here, " he says.

FORBES: Magazine Article