这种光束比机械切削器能运转得更为精确。
The light beam can be steered more accurately than a mechanical cutter.
如上所述，激光束比其他光束要强烈得多。
建筑物的灯光看起来跟星星似的。而世贸中心废墟零点地带的纪念光束比这些建筑物更有迷惑性。
The buildings resembled stars. Outshining them all was the Tribute in Light above Ground Zero.
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