车辆冲关的时候发生了什么事情吗?
车辆冲关完了后，收费员才敢出岗亭将通道的栏杆扶正。[{'character': '车', 'pinyin': 'che1', 'highest pitch': 9.9, 'lowest pitch': 9.62, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '辆', 'pinyin': 'liang4', 'highest pitch': 9.68, 'lowest pitch': 8.24, 'duration': 0.24, 'prosody hierarchy': '#2'}, {'character': '冲', 'pinyin': 'chong1', 'highest pitch': 9.67, 'lowest pitch': 8.24, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '关', 'pinyin': 'guan1', 'highest pitch': 10.25, 'lowest pitch': 9.15, 'duration': 0.22, 'prosody hierarchy': '#2'}, {'character': '完', 'pinyin': 'uan2', 'highest pitch': 9.16, 'lowest pitch': 5.83, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '了', 'pinyin': 'le5', 'highest pitch': 10.08, 'lowest pitch': 7.72, 'duration': 0.11, 'prosody hierarchy': 'null'}, {'character': '后', 'pinyin': 'hou4', 'highest pitch': 14.07, 'lowest pitch': 8.29, 'duration': 0.27, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.48}, {'character': '收', 'pinyin': 'shou1', 'highest pitch': 11.45, 'lowest pitch': 11.08, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '费', 'pinyin': 'fei4', 'highest pitch': 12.08, 'lowest pitch': 8.53, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '员', 'pinyin': 'van2', 'highest pitch': 8.53, 'lowest pitch': 7.12, 'duration': 0.25, 'prosody hierarchy': '#2'}, {'character': '才', 'pinyin': 'cai2', 'highest pitch': 8.26, 'lowest pitch': 7.69, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '敢', 'pinyin': 'gan3', 'highest pitch': 8.33, 'lowest pitch': 5.27, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '出', 'pinyin': 'chu1', 'highest pitch': 8.06, 'lowest pitch': 6.02, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '岗', 'pinyin': 'gang3', 'highest pitch': 8.22, 'lowest pitch': 4.24, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '亭', 'pinyin': 'ting2', 'highest pitch': 6.71, 'lowest pitch': 4.59, 'duration': 0.32, 'prosody hierarchy': '#2'}, {'character': '将', 'pinyin': 'jiang1', 'highest pitch': 8.73, 'lowest pitch': 6.71, 'duration': 0.25, 'prosody hierarchy': '#1'}, {'character': '通', 'pinyin': 'tong1', 'highest pitch': 8.82, 'lowest pitch': 8.46, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '道', 'pinyin': 'dao4', 'highest pitch': 8.94, 'lowest pitch': 6.96, 'duration': 0.14, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 6.96, 'lowest pitch': 6.18, 'duration': 0.08, 'prosody hierarchy': '#1'}, {'character': '栏', 'pinyin': 'lan2', 'highest pitch': 6.8, 'lowest pitch': 5.03, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '杆', 'pinyin': 'gan1', 'highest pitch': 10.05, 'lowest pitch': 6.8, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '扶', 'pinyin': 'fu2', 'highest pitch': 9.76, 'lowest pitch': 5.96, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '正', 'pinyin': 'zheng4', 'highest pitch': 10.56, 'lowest pitch': 6.69, 'duration': 0.23, 'prosody hierarchy': '#4'}]