But unlike light, which deposits all its energy when it splats against matter, gravity passes ghostlike through solid objects with only a tingle of interaction.

 
  • 问题其实在于,重力波与物质之间的交互作用非常微弱,所以重力波会像鬼魅似地穿过实际物体,而不像光子会把能量全部塞给它所撞上的物体。
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