英语词汇“attention span”是什么意思，“attention span”的读音、用法及例句翻译-烛光网

词汇	attention span
释义	attention spann.（名词） The length of time during which a person can concentrate or focus attention on a particular object or idea without diversion.注意广度：某人能够将注意力集中于某一特定物体或思想而毫不走神的时间长度
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