最近高铁故障真的很频繁啊。
因高铁故障频发，京沪航线票价回暖趋势明显。[{'character': '因', 'pinyin': 'in1', 'highest pitch': 9.56, 'lowest pitch': 8.84, 'duration': 0.25, 'prosody hierarchy': '#1'}, {'character': '高', 'pinyin': 'gao1', 'highest pitch': 11.33, 'lowest pitch': 10.75, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '铁', 'pinyin': 'tie3', 'highest pitch': 10.81, 'lowest pitch': 5.45, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '故', 'pinyin': 'gu4', 'highest pitch': 8.91, 'lowest pitch': 7.72, 'duration': 0.14, 'prosody hierarchy': 'null'}, {'character': '障', 'pinyin': 'zhang4', 'highest pitch': 8.87, 'lowest pitch': 7.04, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '频', 'pinyin': 'pin2', 'highest pitch': 7.31, 'lowest pitch': 6.19, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '发', 'pinyin': 'fa1', 'highest pitch': 9.39, 'lowest pitch': 7.31, 'duration': 0.29, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.21}, {'character': '京', 'pinyin': 'jing1', 'highest pitch': 11.47, 'lowest pitch': 10.53, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '沪', 'pinyin': 'hu4', 'highest pitch': 11.7, 'lowest pitch': 9.0, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '航', 'pinyin': 'hang2', 'highest pitch': 9.0, 'lowest pitch': 6.07, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '线', 'pinyin': 'xian4', 'highest pitch': 8.94, 'lowest pitch': 6.83, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '票', 'pinyin': 'piao4', 'highest pitch': 8.63, 'lowest pitch': 6.06, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '价', 'pinyin': 'jia4', 'highest pitch': 7.67, 'lowest pitch': 5.47, 'duration': 0.25, 'prosody hierarchy': '#2'}, {'character': '回', 'pinyin': 'huei2', 'highest pitch': 9.44, 'lowest pitch': 3.24, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '暖', 'pinyin': 'nuan3', 'highest pitch': 10.56, 'lowest pitch': 5.45, 'duration': 0.22, 'prosody hierarchy': '#1'}, {'character': '趋', 'pinyin': 'qv1', 'highest pitch': 7.65, 'lowest pitch': 5.72, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '势', 'pinyin': 'shiii4', 'highest pitch': 8.03, 'lowest pitch': 6.88, 'duration': 0.12, 'prosody hierarchy': '#1'}, {'character': '明', 'pinyin': 'ming2', 'highest pitch': 6.88, 'lowest pitch': 5.84, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '显', 'pinyin': 'xian3', 'highest pitch': 6.84, 'lowest pitch': 4.33, 'duration': 0.37, 'prosody hierarchy': '#4'}]