是时候开始锻炼了。
以前三千米跑只要十二分钟，现在爬三层楼都喘气。[{'character': '以', 'pinyin': 'i3', 'highest pitch': 8.68, 'lowest pitch': 7.65, 'duration': 0.14, 'prosody hierarchy': 'null'}, {'character': '前', 'pinyin': 'qian2', 'highest pitch': 9.36, 'lowest pitch': 7.65, 'duration': 0.3, 'prosody hierarchy': '#2'}, {'character': '三', 'pinyin': 'san1', 'highest pitch': 11.39, 'lowest pitch': 10.41, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '千', 'pinyin': 'qian1', 'highest pitch': 11.63, 'lowest pitch': 10.61, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '米', 'pinyin': 'mi2', 'highest pitch': 10.86, 'lowest pitch': 7.74, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '跑', 'pinyin': 'pao3', 'highest pitch': 8.2, 'lowest pitch': 5.15, 'duration': 0.33, 'prosody hierarchy': '#2'}, {'character': '只', 'pinyin': 'zhiii3', 'highest pitch': 7.63, 'lowest pitch': 7.31, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '要', 'pinyin': 'iao4', 'highest pitch': 7.63, 'lowest pitch': 7.14, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '十', 'pinyin': 'shiii2', 'highest pitch': 8.07, 'lowest pitch': 7.2, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '二', 'pinyin': 'er4', 'highest pitch': 11.07, 'lowest pitch': 7.99, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '分', 'pinyin': 'fen1', 'highest pitch': 7.99, 'lowest pitch': 7.24, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '钟', 'pinyin': 'zhong1', 'highest pitch': 8.51, 'lowest pitch': 7.24, 'duration': 0.22, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.34}, {'character': '现', 'pinyin': 'xian4', 'highest pitch': 9.06, 'lowest pitch': 7.34, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '在', 'pinyin': 'zai4', 'highest pitch': 8.02, 'lowest pitch': 6.69, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '爬', 'pinyin': 'pa2', 'highest pitch': 8.61, 'lowest pitch': 6.71, 'duration': 0.26, 'prosody hierarchy': '#1'}, {'character': '三', 'pinyin': 'san1', 'highest pitch': 11.39, 'lowest pitch': 8.61, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '层', 'pinyin': 'ceng2', 'highest pitch': 9.22, 'lowest pitch': 7.48, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '楼', 'pinyin': 'lou2', 'highest pitch': 7.7, 'lowest pitch': 6.25, 'duration': 0.23, 'prosody hierarchy': '#2'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.05}, {'character': '都', 'pinyin': 'dou1', 'highest pitch': 8.55, 'lowest pitch': 7.43, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '喘', 'pinyin': 'chuan3', 'highest pitch': 8.74, 'lowest pitch': 4.86, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '气', 'pinyin': 'qi4', 'highest pitch': 10.72, 'lowest pitch': 4.91, 'duration': 0.28, 'prosody hierarchy': '#4'}]