我们应该打开车窗通风。
由于列车长时间停靠，车厢内的空气越来越“闷”。[{'character': '由', 'pinyin': 'iou2', 'highest pitch': 9.11, 'lowest pitch': 8.38, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '于', 'pinyin': 'v2', 'highest pitch': 8.76, 'lowest pitch': 8.18, 'duration': 0.11, 'prosody hierarchy': '#1'}, {'character': '列', 'pinyin': 'lie4', 'highest pitch': 9.53, 'lowest pitch': 7.96, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '车', 'pinyin': 'che1', 'highest pitch': 9.6, 'lowest pitch': 7.96, 'duration': 0.21, 'prosody hierarchy': '#1'}, {'character': '长', 'pinyin': 'zhang3', 'highest pitch': 9.45, 'lowest pitch': 7.61, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '时', 'pinyin': 'shiii2', 'highest pitch': 9.45, 'lowest pitch': 7.27, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '间', 'pinyin': 'jian1', 'highest pitch': 8.83, 'lowest pitch': 8.53, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '停', 'pinyin': 'ting2', 'highest pitch': 6.84, 'lowest pitch': 5.53, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '靠', 'pinyin': 'kao4', 'highest pitch': 8.08, 'lowest pitch': 5.87, 'duration': 0.29, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.22}, {'character': '车', 'pinyin': 'che1', 'highest pitch': 9.6, 'lowest pitch': 8.25, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '厢', 'pinyin': 'xiang1', 'highest pitch': 8.84, 'lowest pitch': 8.22, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '内', 'pinyin': 'nei4', 'highest pitch': 8.42, 'lowest pitch': 5.95, 'duration': 0.14, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 5.95, 'lowest pitch': 5.52, 'duration': 0.09, 'prosody hierarchy': '#1'}, {'character': '空', 'pinyin': 'kong1', 'highest pitch': 8.81, 'lowest pitch': 5.73, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '气', 'pinyin': 'qi4', 'highest pitch': 8.81, 'lowest pitch': 6.62, 'duration': 0.27, 'prosody hierarchy': '#2'}, {'character': '越', 'pinyin': 've4', 'highest pitch': 10.43, 'lowest pitch': 7.74, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '来', 'pinyin': 'lai2', 'highest pitch': 9.73, 'lowest pitch': 5.94, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '越', 'pinyin': 've4', 'highest pitch': 10.43, 'lowest pitch': 5.69, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '闷', 'pinyin': 'men1', 'highest pitch': 7.34, 'lowest pitch': 5.69, 'duration': 0.32, 'prosody hierarchy': '#4'}]