• Making energy like the sun does might too cheap to meter or as uneconomical as a perpetual motion machine.

    太阳一样产生能量可能会便宜以至于无法计费,或是永动机一样太不合算

    youdao

  • He is adamant that this is not a perpetual motion machine, and does not violate the law of conservation of momentum because different reference frames apply to the drive and the waves within it.

    坚持认为并非永动机没有违反能量守恒定律因为驱动器里面微波使用不同坐标系

    youdao

  • That would that would give rise to a perpetual motion machine, breaking of the second law. It can't happen.

    否则就会使永动机出现,打破第二定律可能

    youdao

  • It's a $500 billion perpetual motion machine.

    永动机花费五千亿美元。

    youdao

  • Charles Redheffer raised large sums of money in Philadelphia with a perpetual motion machine and then took it to New York in 1813, where hundreds paid a dollar each to see it.

    查尔斯·李德黑法(Charles Redheffer)永动机费城筹集了巨款,1813年将带到纽约数百人美元来看该机器。

    youdao

  • A perpetual motion machine would have to be frictionless.

    永动机只能种无摩擦力机器

    youdao

  • This will be a whole new experience for you, the perpetual-motion machine.

    永动机来说,这全新体验

    youdao

  • By what works in other places, I mean that this is nothing like the theory of the perpetual motion machine, which is unworkable even in principle.

    他山之石,意思不是永动机理论,这个理论原理上本就不通

    youdao

  • By what works in other places, I mean that this is nothing like the theory of the perpetual motion machine, which is unworkable even in principle.

    他山之石,意思不是永动机理论,这个理论原理上本就不通

    youdao

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