a person or thing that distracts
分散注意力的人(或物)
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the visual channel is capable of being a powerful distractor .电视频道是非常能够分散注意力的。
an incorrect option in a multiple choice question
(多项选择题中的)错误选项
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four pictures, three of which are distractors .4幅画有三幅是错误的。