科学家们在他们的论文中提到，”除了从科学审美观的角度进行解释外，他们的研究还可以帮助设计微型发动机和开关。

The scientists wrote in their paper that, "in addition to infusing a scientific aesthetic into a thing of beauty," their study could aid the design of tiny motors or switches.

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只要植物油的温度和流动性足够高，司机一拨动开关，发动机便开始燃烧植物油。

Once this is nicely warm and runny, the driver flicks a switch and the engine starts burning the vegetable oil.

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它的工作原理相同的方式，作为开关打开或关闭的发动机声音。

It works the same way as switching engine sound on or off.

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