Danny: By moving a cutting tool against a rotating workpiece.

丹尼：通过将切割刀具移近旋转的工件。

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To prevent the rotating movement of the workpiece, the moment at each clamping point caused by the cutting force has to be eliminated by the forces at the clamping points.

为了防止工件的旋转，每一个点由于切削力引起的扭矩都必须用夹持点的力去除。

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Not only does the package include inserts for cutting through the plastic, but it highlights the product's unique presentation controls by offering a rotating plastic pod that functions as a hard carrying case once the product is unpacked.

ENGADGET: Switched On: The 2006 Switchies -- Portable Products