是的，抹布确实很有用！
抹布也是很有用的哟！[{'character': '抹', 'pinyin': 'ma1', 'highest pitch': 10.86, 'lowest pitch': 9.34, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '布', 'pinyin': 'bu4', 'highest pitch': 10.67, 'lowest pitch': 8.79, 'duration': 0.29, 'prosody hierarchy': '#2'}, {'character': '也', 'pinyin': 'ie3', 'highest pitch': 8.79, 'lowest pitch': 6.25, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '是', 'pinyin': 'shiii4', 'highest pitch': 7.89, 'lowest pitch': 6.25, 'duration': 0.14, 'prosody hierarchy': '#1'}, {'character': '很', 'pinyin': 'hen2', 'highest pitch': 9.38, 'lowest pitch': 6.5, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '有', 'pinyin': 'iou3', 'highest pitch': 10.81, 'lowest pitch': 9.19, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '用', 'pinyin': 'iong4', 'highest pitch': 9.26, 'lowest pitch': 7.91, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 8.5, 'lowest pitch': 7.61, 'duration': 0.11, 'prosody hierarchy': 'null'}, {'character': '哟', 'pinyin': 'io5', 'highest pitch': 7.89, 'lowest pitch': 7.03, 'duration': 0.31, 'prosody hierarchy': '#4'}]