你听说过训练老虎抽血的事吗?
经过训练的老虎可以乖乖抽血。[{'character': '经', 'pinyin': 'jing1', 'highest pitch': 9.94, 'lowest pitch': 9.46, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '过', 'pinyin': 'guo4', 'highest pitch': 10.09, 'lowest pitch': 9.03, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '训', 'pinyin': 'xvn4', 'highest pitch': 11.06, 'lowest pitch': 9.03, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '练', 'pinyin': 'lian4', 'highest pitch': 9.97, 'lowest pitch': 6.65, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 7.67, 'lowest pitch': 6.65, 'duration': 0.07, 'prosody hierarchy': '#1'}, {'character': '老', 'pinyin': 'lao2', 'highest pitch': 10.1, 'lowest pitch': 6.85, 'duration': 0.26, 'prosody hierarchy': 'null'}, {'character': '虎', 'pinyin': 'hu3', 'highest pitch': 10.1, 'lowest pitch': 5.08, 'duration': 0.3, 'prosody hierarchy': '#2'}, {'character': '可', 'pinyin': 'ke2', 'highest pitch': 8.2, 'lowest pitch': 7.59, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '以', 'pinyin': 'i3', 'highest pitch': 8.43, 'lowest pitch': 6.16, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '乖', 'pinyin': 'guai1', 'highest pitch': 9.69, 'lowest pitch': 8.66, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '乖', 'pinyin': 'guai1', 'highest pitch': 9.69, 'lowest pitch': 9.23, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '抽', 'pinyin': 'chou1', 'highest pitch': 10.71, 'lowest pitch': 9.4, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '血', 'pinyin': 'xie3', 'highest pitch': 10.64, 'lowest pitch': 3.83, 'duration': 0.37, 'prosody hierarchy': '#4'}]