我们应该好好保护和传承。
古都北京，是祖宗留给我们的宝贵财富。[{'character': '古', 'pinyin': 'gu3', 'highest pitch': 8.38, 'lowest pitch': 7.0, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '都', 'pinyin': 'du1', 'highest pitch': 11.03, 'lowest pitch': 7.0, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '北', 'pinyin': 'bei3', 'highest pitch': 9.83, 'lowest pitch': 5.49, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '京', 'pinyin': 'jing1', 'highest pitch': 10.19, 'lowest pitch': 5.49, 'duration': 0.3, 'prosody hierarchy': '#2'}, {'character': '是', 'pinyin': 'shiii4', 'highest pitch': 9.96, 'lowest pitch': 7.76, 'duration': 0.24, 'prosody hierarchy': '#1'}, {'character': '祖', 'pinyin': 'zu3', 'highest pitch': 7.89, 'lowest pitch': 5.9, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '宗', 'pinyin': 'zong1', 'highest pitch': 10.53, 'lowest pitch': 5.94, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '留', 'pinyin': 'liou2', 'highest pitch': 10.06, 'lowest pitch': 7.5, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '给', 'pinyin': 'gei2', 'highest pitch': 8.62, 'lowest pitch': 7.5, 'duration': 0.13, 'prosody hierarchy': '#1'}, {'character': '我', 'pinyin': 'uo3', 'highest pitch': 8.42, 'lowest pitch': 5.91, 'duration': 0.13, 'prosody hierarchy': 'null'}, {'character': '们', 'pinyin': 'men5', 'highest pitch': 6.05, 'lowest pitch': 5.49, 'duration': 0.13, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 7.25, 'lowest pitch': 7.14, 'duration': 0.12, 'prosody hierarchy': '#1'}, {'character': '宝', 'pinyin': 'bao3', 'highest pitch': 5.88, 'lowest pitch': 5.39, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '贵', 'pinyin': 'guei4', 'highest pitch': 8.05, 'lowest pitch': 7.25, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '财', 'pinyin': 'cai2', 'highest pitch': 6.42, 'lowest pitch': 5.81, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '富', 'pinyin': 'fu4', 'highest pitch': 8.72, 'lowest pitch': 6.71, 'duration': 0.26, 'prosody hierarchy': '#4'}]