• 1. mechanical energy: 机械能
• 2. conservation of mechanical energy: 机械能守恒定律
• 3. conservation law of mechanical energy: 机械能守恒定律

更多释义

• 1.Mechanical energy rules supreme, and that's dictating where equilibrium lies.
  机械能占据主导地位，这决定了平衡的位置。
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• 2.Great Britain had large amounts of coal; however, there were not yet efficient means by which to produce mechanical energy or to power machinery.
  英国有大量的煤；然而，当时还没有有效的方法来产生机械能或为机器提供动力。
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• 3.In both cases, mechanical energy results.
  在这两种情况中，都是机械能起的作用。
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