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  "pic_intro" => "三年级下英语What colour is this balloon 英语 湘少版 三年级下 教案"
  "pic_intro_new" => "三 年级 下 英语 what colour is this balloon 湘少版 三年级下 教案"
  "pic_intro_new_pinyin" => "san2 nianji xia5 yingyu what colour is this balloon xiangshaoban sannianjixia jiaoan"
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