He writes on both sides of the sheet to conserve paper.(他在纸张的两面都写字以节省用纸。)
If water costs more, they say, we will conserve it better.(支持者们认为,如果水价提高我们能更好的保护水资源。)
Do you conserve water and energy?(你节约用水用能吗?)
We need to conserve everything.(我们需要维护一切。)
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。)
You should try to cancel unnecessary trips to conserve money and gas.(不必要的出行应该取消掉,以节省出行开支。)
Many have been attempting to conserve water by irrigating less frequently or by switching to crops that require less water.(许多人试图通过减少灌溉频率或改种需水量更少的作物来节约用水。)
Whales carefully conserve their oxygen when underwater in a couple of ways.(鲸鱼在水下以几种方式小心地保存它们的氧气。)
These conditions favored the evolution of the structures that support the body, vessels that transport water and nutrients to all parts of plant, and structures that conserve water.(这些条件有助于进化出用于支撑枝干的结构、运输水分和养分到植物各部分的导管以及储存水分的结构。)