好不容易摸清了交通规律，结果下起了大雪。
图为交警在王府井路口冒雪指挥交通。[{'character': '图', 'pinyin': 'tu2', 'highest pitch': 10.09, 'lowest pitch': 8.86, 'duration': 0.26, 'prosody hierarchy': 'null'}, {'character': '为', 'pinyin': 'uei2', 'highest pitch': 10.09, 'lowest pitch': 8.24, 'duration': 0.24, 'prosody hierarchy': '#2'}, {'character': '交', 'pinyin': 'jiao1', 'highest pitch': 11.14, 'lowest pitch': 8.97, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '警', 'pinyin': 'jing3', 'highest pitch': 10.38, 'lowest pitch': 5.81, 'duration': 0.27, 'prosody hierarchy': '#2'}, {'character': '在', 'pinyin': 'zai4', 'highest pitch': 8.49, 'lowest pitch': 6.21, 'duration': 0.24, 'prosody hierarchy': '#2'}, {'character': '王', 'pinyin': 'uang2', 'highest pitch': 9.83, 'lowest pitch': 6.78, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '府', 'pinyin': 'fu2', 'highest pitch': 10.98, 'lowest pitch': 9.64, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '井', 'pinyin': 'jing3', 'highest pitch': 10.38, 'lowest pitch': 6.26, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '路', 'pinyin': 'lu4', 'highest pitch': 8.36, 'lowest pitch': 6.45, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '口', 'pinyin': 'kou3', 'highest pitch': 7.0, 'lowest pitch': 4.7, 'duration': 0.29, 'prosody hierarchy': '#2'}, {'character': '冒', 'pinyin': 'mao4', 'highest pitch': 10.4, 'lowest pitch': 6.26, 'duration': 0.26, 'prosody hierarchy': 'null'}, {'character': '雪', 'pinyin': 'xve2', 'highest pitch': 9.2, 'lowest pitch': 7.5, 'duration': 0.22, 'prosody hierarchy': '#1'}, {'character': '指', 'pinyin': 'zhiii3', 'highest pitch': 6.22, 'lowest pitch': 4.82, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '挥', 'pinyin': 'huei1', 'highest pitch': 7.37, 'lowest pitch': 4.82, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '交', 'pinyin': 'jiao1', 'highest pitch': 11.14, 'lowest pitch': 6.39, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '通', 'pinyin': 'tong1', 'highest pitch': 9.61, 'lowest pitch': 8.32, 'duration': 0.32, 'prosody hierarchy': '#4'}]