"我想买一种油鱼"
并没有“油鱼”这个品种。[{'character': '并', 'pinyin': 'bing4', 'highest pitch': 11.25, 'lowest pitch': 9.23, 'duration': 0.24, 'prosody hierarchy': '#1'}, {'character': '没', 'pinyin': 'mei2', 'highest pitch': 9.23, 'lowest pitch': 7.43, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '有', 'pinyin': 'iou3', 'highest pitch': 8.17, 'lowest pitch': 6.75, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '油', 'pinyin': 'iou2', 'highest pitch': 10.67, 'lowest pitch': 6.48, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '鱼', 'pinyin': 'v2', 'highest pitch': 10.52, 'lowest pitch': 7.13, 'duration': 0.21, 'prosody hierarchy': '#1'}, {'character': '这', 'pinyin': 'zhe4', 'highest pitch': 8.71, 'lowest pitch': 7.13, 'duration': 0.13, 'prosody hierarchy': 'null'}, {'character': '个', 'pinyin': 'ge5', 'highest pitch': 7.37, 'lowest pitch': 6.31, 'duration': 0.11, 'prosody hierarchy': '#1'}, {'character': '品', 'pinyin': 'pin2', 'highest pitch': 7.01, 'lowest pitch': 5.91, 'duration': 0.27, 'prosody hierarchy': 'null'}, {'character': '种', 'pinyin': 'zhong3', 'highest pitch': 7.66, 'lowest pitch': 4.39, 'duration': 0.32, 'prosody hierarchy': '#4'}]