"我非常理解你的困扰，但是我们必须找到解决问题的办法。"
李先生为此非常苦恼。[{'character': '李', 'pinyin': 'li3', 'highest pitch': 8.6, 'lowest pitch': 7.44, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '先', 'pinyin': 'xian1', 'highest pitch': 11.08, 'lowest pitch': 7.56, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '生', 'pinyin': 'sheng5', 'highest pitch': 10.96, 'lowest pitch': 8.33, 'duration': 0.29, 'prosody hierarchy': '#2'}, {'character': '为', 'pinyin': 'uei4', 'highest pitch': 9.33, 'lowest pitch': 7.29, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '此', 'pinyin': 'cii3', 'highest pitch': 7.29, 'lowest pitch': 5.46, 'duration': 0.24, 'prosody hierarchy': '#1'}, {'character': '非', 'pinyin': 'fei1', 'highest pitch': 10.95, 'lowest pitch': 6.01, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '常', 'pinyin': 'chang2', 'highest pitch': 10.92, 'lowest pitch': 7.68, 'duration': 0.25, 'prosody hierarchy': '#1'}, {'character': '苦', 'pinyin': 'ku2', 'highest pitch': 14.52, 'lowest pitch': 6.49, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '恼', 'pinyin': 'nao3', 'highest pitch': 7.95, 'lowest pitch': 4.28, 'duration': 0.34, 'prosody hierarchy': '#4'}]