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1. Oxford American Dictionary

   energy conservation

   • n.
     the prevention of the wasteful use of energy, especially in order to ensure its continuing availability；the principle by which the total energy remains constant in a system that is not subject to external influence.

   • noun: energy conservation

2. • 釋義
   • 相關詞

   n.

   名詞

   • 1. the prevention of the wasteful use of energy, especially in order to ensure its continuing availability the houses are designed with energy conservation and low maintenance costs firmly in mind a conscious decision to promote renewable fuels and energy conservation
   • 2. the principle by which the total energy remains constant in a system that is not subject to external influence.

   conservation of energy

   • n.
     a principle stating that energy cannot be created or destroyed, but can be altered from one ...

   Oxford American Dictionary

3. • 更多解釋

   energy conservation

   • n.
     the prevention of the wasteful use of energy, especially in order to ensure its continuing ... the houses are designed with energy conservation and low maintenance costs firmly in mind a conscious decision to promote renewable fuels and energy conservation

   Oxford Dictionary