But hauling tons of equipment to the moon to make fuel and build a life support system for a moon base, wouldn't that be too expensive?
但是把成吨的设备运到月球去制造燃料，并为月球基地建造一个生命维持系统，那不是太贵了吗？
The oceans are the life support system of the planet yet everything that happens on land eventually impacts the oceans.
海洋是我们这个星球的生命支持系统，陆地上发生的一切最终都将影响海洋。
As the life support system, ecosystem is providing a range of services for human well-beings.
生态系统是人类的生命支持系统，人类的福祉与生态系统所提供的服务密不可分。
The Orlan-MK suits have a mini-computer in their life support system backpack which monitors the suit's systems and issues a warning during malfunctions.
海鹰标记的宇航服在其生命支持系统的背包里有一台微型电脑，它监控宇航服系统并且在故障时发出警告。
Putting a price on these services is like taking out an insurance policy to maintain our life support system and has the potential to generate billions of dollars for forest-owning nations.
为这些服务标价犹如拥有一个保险策略来维持我们的生命支持系统，这也有为拥有森林的国家产生亿万美元收入的潜能。
The frontiers of urban ecological research include: Industrial Ecology, Built Ecology and Life Support System Ecology.
城市生态学的前沿研究领域形成三个方向：产业生态学、人居生态学与城镇支持系统生态学。
The services of ecological system and their natural capital stocks involved are critical to the function of the Earth's (life-support) system.
生态系统服务和产生这些服务的自然资本对地球生命支持系统的功能有着极其重要的作用。
These problems involve primarily the oceans and atmosphere-the Commons which are Shared by all and are the basis of our life-support system.
这些问题主要涉及海洋和大气层，而海洋和大气层是人类所共有的，是维持生命系统的基础。
The biosphere of the Earth is essential to human survival and development. The services of ecosystems are critical to the functioning of the Earth's life-support system.
生态系统功能是地球生命系统的支持系统，为人类创造赖以生存的生态环境条件，有巨大的直接与间接经济价值。
The biosphere of the Earth is essential to human survival and development. The services of ecosystems are critical to the functioning of the Earth's life-support system.
生态系统功能是地球生命系统的支持系统，为人类创造赖以生存的生态环境条件，有巨大的直接与间接经济价值。
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