这真是个艰难的决定。
只能咬咬牙坚持。[{'character': '只', 'pinyin': 'zhiii3', 'highest pitch': 8.77, 'lowest pitch': 7.92, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '能', 'pinyin': 'neng2', 'highest pitch': 9.77, 'lowest pitch': 7.65, 'duration': 0.31, 'prosody hierarchy': '#2'}, {'character': '咬', 'pinyin': 'iao2', 'highest pitch': 10.8, 'lowest pitch': 8.0, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '咬', 'pinyin': 'iao3', 'highest pitch': 10.8, 'lowest pitch': 5.84, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '牙', 'pinyin': 'ia2', 'highest pitch': 6.78, 'lowest pitch': 5.29, 'duration': 0.21, 'prosody hierarchy': '#1'}, {'character': '坚', 'pinyin': 'jian1', 'highest pitch': 10.5, 'lowest pitch': 9.86, 'duration': 0.26, 'prosody hierarchy': 'null'}, {'character': '持', 'pinyin': 'chiii2', 'highest pitch': 10.35, 'lowest pitch': 5.4, 'duration': 0.35, 'prosody hierarchy': '#4'}]