我们需要对公车进行哪些标识呢？
公示公车身份，在车身的醒目位置喷涂“公车”字样。[{'character': '公', 'pinyin': 'gong1', 'highest pitch': 10.38, 'lowest pitch': 9.7, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '示', 'pinyin': 'shiii4', 'highest pitch': 10.01, 'lowest pitch': 7.97, 'duration': 0.26, 'prosody hierarchy': '#2'}, {'character': '公', 'pinyin': 'gong1', 'highest pitch': 10.38, 'lowest pitch': 9.67, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '车', 'pinyin': 'che1', 'highest pitch': 10.91, 'lowest pitch': 10.49, 'duration': 0.21, 'prosody hierarchy': '#1'}, {'character': '身', 'pinyin': 'shen1', 'highest pitch': 9.52, 'lowest pitch': 7.42, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '份', 'pinyin': 'fen4', 'highest pitch': 8.33, 'lowest pitch': 4.82, 'duration': 0.24, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.26}, {'character': '在', 'pinyin': 'zai4', 'highest pitch': 8.74, 'lowest pitch': 6.66, 'duration': 0.2, 'prosody hierarchy': '#1'}, {'character': '车', 'pinyin': 'che1', 'highest pitch': 10.91, 'lowest pitch': 6.66, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '身', 'pinyin': 'shen1', 'highest pitch': 9.52, 'lowest pitch': 8.62, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 8.78, 'lowest pitch': 7.97, 'duration': 0.09, 'prosody hierarchy': '#1'}, {'character': '醒', 'pinyin': 'xing3', 'highest pitch': 7.19, 'lowest pitch': 5.75, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '目', 'pinyin': 'mu4', 'highest pitch': 10.64, 'lowest pitch': 5.77, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '位', 'pinyin': 'uei4', 'highest pitch': 10.25, 'lowest pitch': 6.45, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '置', 'pinyin': 'zhiii4', 'highest pitch': 11.85, 'lowest pitch': 6.45, 'duration': 0.21, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.07}, {'character': '喷', 'pinyin': 'pen1', 'highest pitch': 8.13, 'lowest pitch': 7.49, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '涂', 'pinyin': 'tu2', 'highest pitch': 7.61, 'lowest pitch': 5.67, 'duration': 0.24, 'prosody hierarchy': '#1'}, {'character': '公', 'pinyin': 'gong1', 'highest pitch': 10.38, 'lowest pitch': 9.71, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '车', 'pinyin': 'che1', 'highest pitch': 10.91, 'lowest pitch': 9.75, 'duration': 0.25, 'prosody hierarchy': '#1'}, {'character': '字', 'pinyin': 'zii4', 'highest pitch': 10.67, 'lowest pitch': 8.12, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '样', 'pinyin': 'iang4', 'highest pitch': 8.12, 'lowest pitch': 5.3, 'duration': 0.26, 'prosody hierarchy': '#4'}]