Wasting food means losing not only life-supporting nutrition but also precious resources, including land, water and energy.
浪费食物不仅意味着失去维持生命的营养，还意味着失去宝贵的资源，包括土地、水和能源。
Rainforests have been called the "lungs of the Earth," because they filter our air by absorbing CO2, while emitting life-supporting oxygen.
雨林被称为地球的“肺”，因为它们过滤空气吸收二氧化碳，而排放维持生命的氧气。
Still, it's a drop in the bucket and the possibilities for other life-supporting bodies are endless.
只是，这不过是沧海一粟，其它可能支撑生命存活的星球仍是无止境的。
By exploring the properties of more potential solvents, such as sulfuric acid and formamide, the researchers hope to expand the potential life-supporting zone.
科学家希望，通过研究更多潜在溶剂如硫酸和甲酰胺等的特性，适宜居住圈的范围能够进一步扩大。
Life supporting oxygen makes your water, cleaner, purer, and more inviting for swimming, boating, and fishing.
生命氧使您的水质更清洁、更纯净，并且更适合游泳、划船和垂钓。
Desertification drains an arid or semiarid land of its life - supporting capabilities.
沙漠化使干旱或半干旱地区维持生命的能力逐渐枯竭。
Global warming has been a recognized fact that may implicit important effect on natural ecological system and life-supporting environment of human beings.
全球气候变暖已是不争的事实，并对自然生态系统和人类生存环境产生了严重影响。
Desertification drains an arid or semiarid land of its life-supporting capabilities.
沙漠化使干旱或半干旱地区维持生命的能力逐渐枯竭。
"These devices, being life-supporting, should not depend on the presence of an external powering device," he says.
他认为像心脏起搏器这类用来支撑生命的设备，不能仅靠外置装备来提供能量。
"These devices, being life-supporting, should not depend on the presence of an external powering device," he says.
他认为像心脏起搏器这类用来支撑生命的设备，不能仅靠外置装备来提供能量。
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