People should insulate their homes to conserve energy.

人们应该使住房隔冷以保存能量。

《柯林斯英汉双解大词典》

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Hatchlings are simply too small to conserve body heat, even with insulation and countercurrent exchange systems.

刚孵出的小海龟太小了，即使有保温和逆流交换系统，也无法保持体温。

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For example, the restaurant has very low lighting to conserve energy.

VOA: special.2009.04.10

You start to have to conserve states.

你开始保护状态了。

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So that they will want to conserve the wilderness." That's what it was about.

这样他们就会想要保护这片荒野。”那就是它的作用。

美国的博物馆教育 - SpeakingMax英语口语达人

Customers are increasingly tired of hearing about rising rates, while they are constantly trying to conserve.

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To conserve the Trust's hard-raised money, Heller tries to get free gifts of land.

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To conserve the money coming in, Tammy started making minimum payments on the credit card accounts.

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