The spray of light scattered forward by these fields could push the object backward, against the movement of the beam itself.

光穿过这些场产生衍射，发散如喷雾状的衍射光向前方传播，因此对物体产生了一个与光束传播方向相反的推动。

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Of a floodlight. The scattered light falling outside the beam.

对泛光灯而言。投射在光束之外的散射光。

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The energy of the scattered light is abstracted from the original beam .

散射光的能量取自原来的光束。

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