如果动车组高速运行。
如铁轨里埋有道闸，动车组高速运行所带气流就会卷起道闸。[{'character': '如', 'pinyin': 'ru2', 'highest pitch': 10.22, 'lowest pitch': 8.57, 'duration': 0.29, 'prosody hierarchy': '#2'}, {'character': '铁', 'pinyin': 'tie2', 'highest pitch': 9.83, 'lowest pitch': 8.67, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '轨', 'pinyin': 'guei2', 'highest pitch': 9.74, 'lowest pitch': 9.18, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '里', 'pinyin': 'li3', 'highest pitch': 9.71, 'lowest pitch': 6.36, 'duration': 0.21, 'prosody hierarchy': '#2'}, {'character': '埋', 'pinyin': 'mai2', 'highest pitch': 9.29, 'lowest pitch': 6.36, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '有', 'pinyin': 'iou3', 'highest pitch': 10.2, 'lowest pitch': 7.31, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '道', 'pinyin': 'dao4', 'highest pitch': 10.61, 'lowest pitch': 9.26, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '闸', 'pinyin': 'zha3', 'highest pitch': 7.07, 'lowest pitch': 4.01, 'duration': 0.31, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.28}, {'character': '动', 'pinyin': 'dong4', 'highest pitch': 11.7, 'lowest pitch': 10.11, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '车', 'pinyin': 'che1', 'highest pitch': 10.87, 'lowest pitch': 9.46, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '组', 'pinyin': 'zu3', 'highest pitch': 9.46, 'lowest pitch': 6.3, 'duration': 0.21, 'prosody hierarchy': '#1'}, {'character': '高', 'pinyin': 'gao1', 'highest pitch': 8.93, 'lowest pitch': 8.19, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '速', 'pinyin': 'su4', 'highest pitch': 9.26, 'lowest pitch': 8.12, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '运', 'pinyin': 'vn4', 'highest pitch': 8.12, 'lowest pitch': 6.55, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '行', 'pinyin': 'xing2', 'highest pitch': 7.82, 'lowest pitch': 5.99, 'duration': 0.3, 'prosody hierarchy': '#2'}, {'character': '所', 'pinyin': 'suo3', 'highest pitch': 7.82, 'lowest pitch': 5.83, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '带', 'pinyin': 'dai4', 'highest pitch': 8.92, 'lowest pitch': 7.7, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '气', 'pinyin': 'qi4', 'highest pitch': 9.82, 'lowest pitch': 7.7, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '流', 'pinyin': 'liou2', 'highest pitch': 8.29, 'lowest pitch': 5.64, 'duration': 0.29, 'prosody hierarchy': '#2'}, {'character': '就', 'pinyin': 'jiou4', 'highest pitch': 8.54, 'lowest pitch': 6.81, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '会', 'pinyin': 'huei4', 'highest pitch': 7.96, 'lowest pitch': 5.97, 'duration': 0.13, 'prosody hierarchy': '#1'}, {'character': '卷', 'pinyin': 'jvan2', 'highest pitch': 11.7, 'lowest pitch': 5.78, 'duration': 0.27, 'prosody hierarchy': 'null'}, {'character': '起', 'pinyin': 'qi3', 'highest pitch': 11.7, 'lowest pitch': 5.94, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '道', 'pinyin': 'dao4', 'highest pitch': 10.61, 'lowest pitch': 5.5, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '闸', 'pinyin': 'zha3', 'highest pitch': 7.07, 'lowest pitch': 3.84, 'duration': 0.26, 'prosody hierarchy': '#4'}]