我太忙了，没时间换。
我会给儿子换纸尿裤。[{'character': '我', 'pinyin': 'uo3', 'highest pitch': 9.02, 'lowest pitch': 8.26, 'duration': 0.13, 'prosody hierarchy': 'null'}, {'character': '会', 'pinyin': 'huei4', 'highest pitch': 10.92, 'lowest pitch': 8.26, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '给', 'pinyin': 'gei3', 'highest pitch': 8.69, 'lowest pitch': 6.05, 'duration': 0.12, 'prosody hierarchy': 'null'}, {'character': '儿', 'pinyin': 'er2', 'highest pitch': 9.63, 'lowest pitch': 5.72, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '子', 'pinyin': 'zii5', 'highest pitch': 10.1, 'lowest pitch': 9.17, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '换', 'pinyin': 'huan4', 'highest pitch': 11.25, 'lowest pitch': 8.63, 'duration': 0.21, 'prosody hierarchy': '#1'}, {'character': '纸', 'pinyin': 'zhiii3', 'highest pitch': 6.25, 'lowest pitch': 4.56, 'duration': 0.13, 'prosody hierarchy': 'null'}, {'character': '尿', 'pinyin': 'niao4', 'highest pitch': 9.03, 'lowest pitch': 4.56, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '裤', 'pinyin': 'ku4', 'highest pitch': 13.86, 'lowest pitch': 8.9, 'duration': 0.3, 'prosody hierarchy': '#4'}]