我不知道发生了什么事。
消防锤一定要准备好。[{'character': '消', 'pinyin': 'xiao1', 'highest pitch': 10.37, 'lowest pitch': 9.7, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '防', 'pinyin': 'fang2', 'highest pitch': 10.1, 'lowest pitch': 8.62, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '锤', 'pinyin': 'chuei2', 'highest pitch': 9.31, 'lowest pitch': 7.28, 'duration': 0.32, 'prosody hierarchy': '#2'}, {'character': '一', 'pinyin': 'i2', 'highest pitch': 8.49, 'lowest pitch': 6.74, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '定', 'pinyin': 'ding4', 'highest pitch': 11.05, 'lowest pitch': 6.99, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '要', 'pinyin': 'iao4', 'highest pitch': 10.63, 'lowest pitch': 8.38, 'duration': 0.14, 'prosody hierarchy': '#1'}, {'character': '准', 'pinyin': 'zhuen3', 'highest pitch': 8.38, 'lowest pitch': 5.11, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '备', 'pinyin': 'bei4', 'highest pitch': 6.47, 'lowest pitch': 5.11, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '好', 'pinyin': 'hao3', 'highest pitch': 6.58, 'lowest pitch': 3.06, 'duration': 0.35, 'prosody hierarchy': '#4'}]