你还记得我们曾经参观过周总理纪念馆吗？
令我至今难忘的还有周总理那爽朗的笑声。[{'character': '令', 'pinyin': 'ling4', 'highest pitch': 9.71, 'lowest pitch': 8.68, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '我', 'pinyin': 'uo3', 'highest pitch': 8.68, 'lowest pitch': 6.67, 'duration': 0.21, 'prosody hierarchy': '#1'}, {'character': '至', 'pinyin': 'zhiii4', 'highest pitch': 9.8, 'lowest pitch': 6.67, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '今', 'pinyin': 'jin1', 'highest pitch': 10.37, 'lowest pitch': 8.01, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '难', 'pinyin': 'nan2', 'highest pitch': 10.06, 'lowest pitch': 6.56, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '忘', 'pinyin': 'uang4', 'highest pitch': 8.7, 'lowest pitch': 6.81, 'duration': 0.27, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 7.06, 'lowest pitch': 5.7, 'duration': 0.2, 'prosody hierarchy': '#2'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.09}, {'character': '还', 'pinyin': 'hai2', 'highest pitch': 8.15, 'lowest pitch': 7.64, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '有', 'pinyin': 'iou3', 'highest pitch': 8.15, 'lowest pitch': 6.77, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '周', 'pinyin': 'zhou1', 'highest pitch': 10.76, 'lowest pitch': 6.77, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '总', 'pinyin': 'zong2', 'highest pitch': 9.6, 'lowest pitch': 8.61, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '理', 'pinyin': 'li3', 'highest pitch': 9.19, 'lowest pitch': 6.19, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '那', 'pinyin': 'na4', 'highest pitch': 8.36, 'lowest pitch': 6.19, 'duration': 0.23, 'prosody hierarchy': '#1'}, {'character': '爽', 'pinyin': 'shuang2', 'highest pitch': 10.4, 'lowest pitch': 7.19, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '朗', 'pinyin': 'lang3', 'highest pitch': 10.64, 'lowest pitch': 6.54, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 7.06, 'lowest pitch': 6.46, 'duration': 0.11, 'prosody hierarchy': '#1'}, {'character': '笑', 'pinyin': 'xiao4', 'highest pitch': 8.45, 'lowest pitch': 6.51, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '声', 'pinyin': 'sheng1', 'highest pitch': 7.95, 'lowest pitch': 6.91, 'duration': 0.29, 'prosody hierarchy': '#4'}]