We need to preserve the forest.

我们需要保护森林。

《柯林斯英汉双解大词典》

Nowadays everybody says we have to preserve the forest.

现在每个人都觉得我们必须保留这些森林。

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Merrill Lynch, an investment bank, recently announced a plan to preserve a huge swathe of forest in the Indonesian province of Aceh.

美林商业银行最近宣布支持一项对印尼亚齐省大片森林的保护计划。

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One of the world's largest forests, the Brazilian Amazon, could be worth a lot of extra money under a proposed deal that pays forest landowners to preserve trees.

VOA: standard.2009.12.17

You need electricity and you need to preserve the forest.

FORBES: Ex-Pres Clinton Criticizes Hydroelectricity in Amazon

The naked, bruised, strangled bodies of three boys were found piled on top of one another in a forest preserve in 1955.

CNN: Solving the cold case: Time, DNA and ingenuity can help

But talk of financial incentives for forest-owners to preserve their trees is in the air, and a deal may be struck at the United Nations climate-change meeting being held in Copenhagen in December.

ECONOMIST: A new experiment is setting the Amazon on fire