你听说了吗？
而除了“划线”外，庞卫国也逐渐开始担任解说嘉宾。[{'character': '而', 'pinyin': 'er2', 'highest pitch': 10.13, 'lowest pitch': 8.27, 'duration': 0.19, 'prosody hierarchy': '#2'}, {'character': '除', 'pinyin': 'chu2', 'highest pitch': 9.71, 'lowest pitch': 7.99, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '了', 'pinyin': 'le5', 'highest pitch': 9.15, 'lowest pitch': 8.14, 'duration': 0.12, 'prosody hierarchy': '#1'}, {'character': '划', 'pinyin': 'hua4', 'highest pitch': 10.89, 'lowest pitch': 9.01, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '线', 'pinyin': 'xian4', 'highest pitch': 10.6, 'lowest pitch': 6.46, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '外', 'pinyin': 'uai4', 'highest pitch': 8.39, 'lowest pitch': 4.73, 'duration': 0.28, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.28}, {'character': '庞', 'pinyin': 'pang2', 'highest pitch': 10.0, 'lowest pitch': 7.99, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '卫', 'pinyin': 'uei4', 'highest pitch': 11.13, 'lowest pitch': 8.71, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '国', 'pinyin': 'guo2', 'highest pitch': 9.78, 'lowest pitch': 6.6, 'duration': 0.27, 'prosody hierarchy': '#2'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.08}, {'character': '也', 'pinyin': 'ie3', 'highest pitch': 8.38, 'lowest pitch': 5.61, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '逐', 'pinyin': 'zhu2', 'highest pitch': 6.76, 'lowest pitch': 6.37, 'duration': 0.13, 'prosody hierarchy': 'null'}, {'character': '渐', 'pinyin': 'jian4', 'highest pitch': 7.93, 'lowest pitch': 6.64, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '开', 'pinyin': 'kai1', 'highest pitch': 7.92, 'lowest pitch': 6.88, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '始', 'pinyin': 'shiii3', 'highest pitch': 7.39, 'lowest pitch': 6.27, 'duration': 0.13, 'prosody hierarchy': '#1'}, {'character': '担', 'pinyin': 'dan1', 'highest pitch': 7.65, 'lowest pitch': 7.0, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '任', 'pinyin': 'ren4', 'highest pitch': 7.82, 'lowest pitch': 6.43, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '解', 'pinyin': 'jie3', 'highest pitch': 12.66, 'lowest pitch': 6.43, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '说', 'pinyin': 'shuo1', 'highest pitch': 7.67, 'lowest pitch': 7.25, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '嘉', 'pinyin': 'jia1', 'highest pitch': 8.88, 'lowest pitch': 7.42, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '宾', 'pinyin': 'bin1', 'highest pitch': 9.82, 'lowest pitch': 9.04, 'duration': 0.27, 'prosody hierarchy': '#4'}]