我邀请了一些重要人物参加活动。
令计划、王沪宁、戴秉国等参加活动。[{'character': '令', 'pinyin': 'ling4', 'highest pitch': 10.83, 'lowest pitch': 9.58, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '计', 'pinyin': 'ji4', 'highest pitch': 9.68, 'lowest pitch': 8.2, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '划', 'pinyin': 'hua4', 'highest pitch': 9.87, 'lowest pitch': 6.84, 'duration': 0.34, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.14}, {'character': '王', 'pinyin': 'uang2', 'highest pitch': 7.84, 'lowest pitch': 6.2, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '沪', 'pinyin': 'hu4', 'highest pitch': 10.03, 'lowest pitch': 7.48, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '宁', 'pinyin': 'ning2', 'highest pitch': 8.05, 'lowest pitch': 5.53, 'duration': 0.33, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.12}, {'character': '戴', 'pinyin': 'dai4', 'highest pitch': 10.88, 'lowest pitch': 8.07, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '秉', 'pinyin': 'bing3', 'highest pitch': 7.05, 'lowest pitch': 4.24, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '国', 'pinyin': 'guo2', 'highest pitch': 8.89, 'lowest pitch': 5.05, 'duration': 0.3, 'prosody hierarchy': '#2'}, {'character': '等', 'pinyin': 'deng3', 'highest pitch': 8.12, 'lowest pitch': 4.1, 'duration': 0.21, 'prosody hierarchy': '#1'}, {'character': '参', 'pinyin': 'can1', 'highest pitch': 7.15, 'lowest pitch': 4.87, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '加', 'pinyin': 'jia1', 'highest pitch': 7.95, 'lowest pitch': 6.5, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '活', 'pinyin': 'huo2', 'highest pitch': 7.62, 'lowest pitch': 5.31, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '动', 'pinyin': 'dong4', 'highest pitch': 9.41, 'lowest pitch': 6.87, 'duration': 0.2, 'prosody hierarchy': '#4'}]