例如，无论一个舞者多么想要跳离地板，然后开始旋转，角动量守恒定律绝对阻止这样的动作。

For example, no matter how much a dancer wishes to leap off the floor and then start turning, the law of conservation of angular momentum absolutely prevents such a movement.

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架设在地板的虚拟实境投影机会将影像往上传，结果就呈现出动作流畅、逼真的清晰全息摄影影像。

Virtual reality projectors in the floor will send images upward. The result will be clear, holographic images with smooth, realistic movements.

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当第三节比赛还有6分49秒时，皮尔斯再一次防守科比的动作中摔倒地板上并且痛苦的尖叫时，所有观众变得一片死寂。

The crowd went quiet when, with 6:49 left in the third quarter, Pierce crashed to the floor during a Bryant drive and cried out in pain.

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