Diet products make people believe that gain comes without pain, and that life can be without resistance and struggle.

减肥产品让人们相信，没有痛苦就可以有收获，生活没有阻力，也不需要努力。

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By permitting electricity to travel freely, without resistance, such a superconductor could dramatically improve the efficiency of power transmission technologies.

由于可以让电子毫无阻碍地通过，这种超导体将可以明显提高电能传输的效率。

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By permitting electricity to travel freely, without resistance, such a superconductor could dramatically improve the efficiency of power transmission technologies.

由于可以让电子毫无阻碍地通过，这种超导体将可以明显提高电能传输的效率。

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