这些杂志是从哪里来的？
战士们围着几本破旧的杂志争相阅读。[{'character': '战', 'pinyin': 'zhan4', 'highest pitch': 11.33, 'lowest pitch': 10.5, 'duration': 0.26, 'prosody hierarchy': 'null'}, {'character': '士', 'pinyin': 'shiii4', 'highest pitch': 10.5, 'lowest pitch': 8.62, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '们', 'pinyin': 'men5', 'highest pitch': 8.62, 'lowest pitch': 6.99, 'duration': 0.28, 'prosody hierarchy': '#2'}, {'character': '围', 'pinyin': 'uei2', 'highest pitch': 7.93, 'lowest pitch': 7.3, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '着', 'pinyin': 'zhe5', 'highest pitch': 9.02, 'lowest pitch': 6.98, 'duration': 0.14, 'prosody hierarchy': '#1'}, {'character': '几', 'pinyin': 'ji2', 'highest pitch': 8.48, 'lowest pitch': 6.98, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '本', 'pinyin': 'ben3', 'highest pitch': 8.93, 'lowest pitch': 5.26, 'duration': 0.21, 'prosody hierarchy': '#1'}, {'character': '破', 'pinyin': 'po4', 'highest pitch': 10.3, 'lowest pitch': 8.44, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '旧', 'pinyin': 'jiou4', 'highest pitch': 9.05, 'lowest pitch': 7.32, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 7.41, 'lowest pitch': 6.25, 'duration': 0.11, 'prosody hierarchy': '#1'}, {'character': '杂', 'pinyin': 'za2', 'highest pitch': 6.54, 'lowest pitch': 5.22, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '志', 'pinyin': 'zhiii4', 'highest pitch': 9.27, 'lowest pitch': 6.54, 'duration': 0.23, 'prosody hierarchy': '#1'}, {'character': '争', 'pinyin': 'zheng1', 'highest pitch': 9.97, 'lowest pitch': 7.19, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '相', 'pinyin': 'xiang1', 'highest pitch': 10.37, 'lowest pitch': 9.86, 'duration': 0.22, 'prosody hierarchy': '#1'}, {'character': '阅', 'pinyin': 've4', 'highest pitch': 10.14, 'lowest pitch': 6.72, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '读', 'pinyin': 'du2', 'highest pitch': 6.68, 'lowest pitch': 4.83, 'duration': 0.32, 'prosody hierarchy': '#4'}]