"I think the most important thing about the house is just how much energy it really does conserve.

VOA: special.2009.10.27

You start to have to conserve states.

你开始保护状态了。

麻省理工公开课 - 固态化学导论课程节选

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.

FORBES: Battle cry

Financial assets appeal for one reason only: their ability to enhance, or conserve, the buyer's wealth.

ECONOMIST: Buttonwood