This is how the electric motor transforms electrical energy into mechanical energy.

就是电动机将电能转化机械能的过程。

That vibration converts sound energy to mechanical energy, which muffles the echo that gets back to the bats.

种振动将超声波的能量转化机械能，从而减弱了传回蝙蝠的回声。

" Power, " finally, can mean energy, especially electrical or mechanical energy.

最后，“功率”可以表示能量，尤其是电能或机械能。

The ball mill's mechanical energy turns the plastic into a fine powder.

球磨机的机械能将塑料变成细粉。

DNA, bone, and silk all have this ability to turn mechanical energy into electrical.

DNA、骨头和丝绸都具有将机械能转化电能的能力。

Both of these results, turning mechanical energy into electrical, and electrical energy into mechanical, were remarkable.

两个结果，将机械能转化电能，将电能转化机械能，都是非常了不起的。

For the opposite transformation, converting mechanical energy to electrical, consider the lights that turn on when you clap.

对于相反的转换，将机械能转换电能，请考虑在您拍手时打开的灯。

That vibration converts sound energy to mechanical energy, which muffles the echo that gets back to the bats.

霍普金：种振动将声能转化机械能，从而抑制了传回蝙蝠的回声。

The competition will not require the machines to produce electrical power. He says changing the mechanical kinetic energy into electrical energy is easy.

竞赛不需要机器来制造电力，他说将机械动能转化电能很简单。

And piezoelectric devices may become even more common since electricity is in high demand and mechanical energy is abundant.

由于电力需求量大且机械能丰富，压电设备可能会变得更加普遍。

Motors take electrical energy – so, the current running through a coil of wire – and convert it into mechanical energy as the motor turns.

电机吸收电能——即流过线圈的电流——并在电机转动时将其转换机械能。

The amazing thing about your complicated, self-healing, blood-guzzling muscle tissues is that they turn chemical potential energy into mechanical energy, or movement, simply by doing two things — contracting and relaxing.

你复的，自愈的，耗血的肌肉组织的神奇之处在于它们将化学势能转化机械能，或运动，仅仅通过做两件事情——收缩和放松。

He wished to be shown that changes in form caused evolution in force; that chemical or mechanical energy had by natural selection and minute changes, under uniform conditions, converted itself into thought.

他希望证明形式的变化会导致力量的进化。化学能或机械能通过自然选择和微小的变化，在相同的条件下，将自身转化思想。

Generators, on the other hand, take mechanical energy – the rotation of a coil of wire – and use induction to convert it into electrical energy, in the form of a current running through a wire.

另一方面，发电机获取机械能——线圈的旋转——并使用感应将其转换电能，以电流流过电线的形式。

In general, metal foams are useful for high-tech shock and impact absorbers, the gas inside makes them extremely compressible, so they can absorb a lot of mechanical energy, while still retaining some of the strength and durability of a metal.

总之，金属泡沫对高科技震动和压力吸收的帮助很大，内部气体让物质极度压缩，可吸收很多机械能，而且依然保留金属的强度和耐用性。