你对王美珍的能力有信心吗？
这一切全要由王美珍一人操持。[{'character': '这', 'pinyin': 'zhe4', 'highest pitch': 10.68, 'lowest pitch': 9.19, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '一', 'pinyin': 'i2', 'highest pitch': 9.19, 'lowest pitch': 8.47, 'duration': 0.14, 'prosody hierarchy': 'null'}, {'character': '切', 'pinyin': 'qie4', 'highest pitch': 9.91, 'lowest pitch': 8.17, 'duration': 0.26, 'prosody hierarchy': '#2'}, {'character': '全', 'pinyin': 'qvan2', 'highest pitch': 8.86, 'lowest pitch': 7.48, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '要', 'pinyin': 'iao4', 'highest pitch': 9.82, 'lowest pitch': 7.66, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '由', 'pinyin': 'iou2', 'highest pitch': 9.16, 'lowest pitch': 7.17, 'duration': 0.18, 'prosody hierarchy': '#2'}, {'character': '王', 'pinyin': 'uang2', 'highest pitch': 10.41, 'lowest pitch': 8.36, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '美', 'pinyin': 'mei3', 'highest pitch': 10.41, 'lowest pitch': 5.24, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '珍', 'pinyin': 'zhen1', 'highest pitch': 9.91, 'lowest pitch': 5.24, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '一', 'pinyin': 'i4', 'highest pitch': 10.35, 'lowest pitch': 8.62, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '人', 'pinyin': 'ren2', 'highest pitch': 8.62, 'lowest pitch': 5.77, 'duration': 0.2, 'prosody hierarchy': '#1'}, {'character': '操', 'pinyin': 'cao1', 'highest pitch': 7.62, 'lowest pitch': 6.0, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '持', 'pinyin': 'chiii2', 'highest pitch': 6.76, 'lowest pitch': 5.62, 'duration': 0.34, 'prosody hierarchy': '#4'}]