This special kind of laser has several curious properties, one of which is known as "the observer effect" - its quantum state cannot be observed without changing it.
这种特殊光束有很多特质,其中一个就是所谓的“观测者效应”,其量子状态一旦发生变化就会被观测到。
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This special kind of laser has several curious properties, one of which is known as "the observer effect" - its quantum state cannot be observed without changing it.