你注意到了什么吗？
混堂巷的窨井盖。[{'character': '混', 'pinyin': 'huen4', 'highest pitch': 11.51, 'lowest pitch': 9.48, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '堂', 'pinyin': 'tang2', 'highest pitch': 9.48, 'lowest pitch': 7.27, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '巷', 'pinyin': 'xiang4', 'highest pitch': 9.67, 'lowest pitch': 6.61, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 7.32, 'lowest pitch': 6.38, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '窨', 'pinyin': 'in4', 'highest pitch': 9.62, 'lowest pitch': 7.11, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '井', 'pinyin': 'jing3', 'highest pitch': 7.12, 'lowest pitch': 2.87, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '盖', 'pinyin': 'gai4', 'highest pitch': 9.07, 'lowest pitch': 6.39, 'duration': 0.26, 'prosody hierarchy': '#4'}]