Money is just so much wasted energy without work to do.

如果钱不拿来用那将是极大的浪费.

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RB : Energy under braking is to all intents and purposes, wasted energy.

实际上用于制动的能量就是在浪费.

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This heat a huge source of wasted energy.

这些未被利用的余热造成了巨大的能源浪费.

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Too much and - down movement is wasted energy and can be hard on your feet and legs.

太多的上下起伏会消耗你的能量,同时伤害你的脚和腿.

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