你有没有看到那个跳蚤化石？
跳蚤化石很罕见。[{'character': '跳', 'pinyin': 'tiao4', 'highest pitch': 11.24, 'lowest pitch': 9.1, 'duration': 0.29, 'prosody hierarchy': 'null'}, {'character': '蚤', 'pinyin': 'zao5', 'highest pitch': 9.1, 'lowest pitch': 7.3, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '化', 'pinyin': 'hua4', 'highest pitch': 9.43, 'lowest pitch': 7.75, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '石', 'pinyin': 'shiii2', 'highest pitch': 8.33, 'lowest pitch': 6.96, 'duration': 0.25, 'prosody hierarchy': '#2'}, {'character': '很', 'pinyin': 'hen2', 'highest pitch': 10.33, 'lowest pitch': 6.98, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '罕', 'pinyin': 'han3', 'highest pitch': 10.33, 'lowest pitch': 2.25, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '见', 'pinyin': 'jian4', 'highest pitch': 8.33, 'lowest pitch': 6.34, 'duration': 0.32, 'prosody hierarchy': '#4'}]