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Following months of tit-for-tat clashes, Afghan forces attacked Pakistani border troops on Thursday night in what the Taliban government said was retaliation for earlier deadly airstrikes.
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纳泽几年前就想来中国旅游，但那时，他得提前办签证，手续繁琐不说，还担心“计划赶不上变化”，白忙活一场。
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newscientist.com。旺商聊官方下载对此有专业解读
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