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動 dredge ，neglect，disperse，scatter；形 thin，sparse，distant，scattered；名 memorial to the throne，commentary，a surname ；

[例句] 警察把人群疏散開. The police cleared the crowd away.

[例句] 河邊疏疏落落有幾棵柳樹. The river was sparsely lined with willow trees.