你怎么知道这是真的烟呢？
因为他在烟的外包装做过记号，以防止有人拿假烟敲诈。[{'character': '因', 'pinyin': 'in1', 'highest pitch': 9.99, 'lowest pitch': 9.33, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '为', 'pinyin': 'uei4', 'highest pitch': 10.16, 'lowest pitch': 8.28, 'duration': 0.26, 'prosody hierarchy': '#2'}, {'character': '他', 'pinyin': 'ta1', 'highest pitch': 10.0, 'lowest pitch': 9.27, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '在', 'pinyin': 'zai4', 'highest pitch': 10.12, 'lowest pitch': 8.51, 'duration': 0.22, 'prosody hierarchy': '#1'}, {'character': '烟', 'pinyin': 'ian1', 'highest pitch': 10.76, 'lowest pitch': 8.51, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 11.12, 'lowest pitch': 9.16, 'duration': 0.1, 'prosody hierarchy': '#1'}, {'character': '外', 'pinyin': 'uai4', 'highest pitch': 9.23, 'lowest pitch': 7.89, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '包', 'pinyin': 'bao1', 'highest pitch': 8.58, 'lowest pitch': 7.9, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '装', 'pinyin': 'zhuang1', 'highest pitch': 9.49, 'lowest pitch': 7.9, 'duration': 0.23, 'prosody hierarchy': '#2'}, {'character': '做', 'pinyin': 'zuo4', 'highest pitch': 10.15, 'lowest pitch': 8.51, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '过', 'pinyin': 'guo4', 'highest pitch': 8.8, 'lowest pitch': 8.28, 'duration': 0.14, 'prosody hierarchy': '#1'}, {'character': '记', 'pinyin': 'ji4', 'highest pitch': 9.86, 'lowest pitch': 8.28, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '号', 'pinyin': 'hao4', 'highest pitch': 10.69, 'lowest pitch': 8.72, 'duration': 0.31, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.26}, {'character': '以', 'pinyin': 'i3', 'highest pitch': 7.52, 'lowest pitch': 6.52, 'duration': 0.12, 'prosody hierarchy': 'null'}, {'character': '防', 'pinyin': 'fang2', 'highest pitch': 7.67, 'lowest pitch': 6.52, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '止', 'pinyin': 'zhiii2', 'highest pitch': 8.4, 'lowest pitch': 7.6, 'duration': 0.13, 'prosody hierarchy': '#1'}, {'character': '有', 'pinyin': 'iou3', 'highest pitch': 7.92, 'lowest pitch': 4.37, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '人', 'pinyin': 'ren2', 'highest pitch': 8.14, 'lowest pitch': 4.86, 'duration': 0.26, 'prosody hierarchy': '#2'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.07}, {'character': '拿', 'pinyin': 'na2', 'highest pitch': 10.58, 'lowest pitch': 8.03, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '假', 'pinyin': 'jia3', 'highest pitch': 10.46, 'lowest pitch': 4.74, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '烟', 'pinyin': 'ian1', 'highest pitch': 10.76, 'lowest pitch': 5.1, 'duration': 0.22, 'prosody hierarchy': '#1'}, {'character': '敲', 'pinyin': 'qiao1', 'highest pitch': 10.49, 'lowest pitch': 7.04, 'duration': 0.27, 'prosody hierarchy': 'null'}, {'character': '诈', 'pinyin': 'zha4', 'highest pitch': 8.64, 'lowest pitch': 5.78, 'duration': 0.3, 'prosody hierarchy': '#4'}]