据《旧金山纪事报》环保博客 Thin Green Line 说，每个舞者踏上舞台，能使特制的地板表面压缩10毫米，从而启动内置的发电机。
Once a dancer steps on the special floor, the surface compresses 10 millimeters, activating an internal generator, according to the Thin Green Line, the San Francisco Chronicle's environmental-blog.
经验不足的舞者，应寻求能够立刻说出，职业者一种例外的演出是否得当的的意见。
The less experienced dancer should seek the advice of a professional who can tell at once whether an unusual interpretation is advisable.
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