例句：

　　The factories have closed for the weekend to conserve energy.

　　這些工廠在那個周末關(guān)了廠以節(jié)省能源。

　　First, they should conserve the wildlife and culture of the area.

　　首先，他們應該保護該地區(qū)的野生動物和文化。

　　How can governments help people conserve their health and avoid premature death?

　　政府如何幫助人們保持健康，避免過早死亡？

　　If we try our best to recycle the wastes, we can reduce pollution and conserve natural resources.

　　如果我們盡力回收廢物，我們可以減少污染，保護自然資源。