哇，这垮塌的围墙真的很危险。
图为垮塌围墙的巨大砖石。[{'character': '图', 'pinyin': 'tu2', 'highest pitch': 10.12, 'lowest pitch': 9.0, 'duration': 0.26, 'prosody hierarchy': 'null'}, {'character': '为', 'pinyin': 'uei2', 'highest pitch': 10.54, 'lowest pitch': 8.3, 'duration': 0.27, 'prosody hierarchy': '#2'}, {'character': '垮', 'pinyin': 'kua3', 'highest pitch': 4.74, 'lowest pitch': 4.74, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '塌', 'pinyin': 'ta1', 'highest pitch': 10.8, 'lowest pitch': 9.76, 'duration': 0.22, 'prosody hierarchy': '#1'}, {'character': '围', 'pinyin': 'uei2', 'highest pitch': 10.54, 'lowest pitch': 8.27, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '墙', 'pinyin': 'qiang2', 'highest pitch': 8.27, 'lowest pitch': 5.74, 'duration': 0.26, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 7.86, 'lowest pitch': 7.14, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '巨', 'pinyin': 'jv4', 'highest pitch': 10.24, 'lowest pitch': 7.14, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '大', 'pinyin': 'da4', 'highest pitch': 8.19, 'lowest pitch': 5.76, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '砖', 'pinyin': 'zhuan1', 'highest pitch': 7.92, 'lowest pitch': 7.11, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '石', 'pinyin': 'shiii2', 'highest pitch': 7.92, 'lowest pitch': 5.12, 'duration': 0.37, 'prosody hierarchy': '#4'}]