天气怎么样？
空气质量优。[{'character': '空', 'pinyin': 'kong1', 'highest pitch': 11.23, 'lowest pitch': 10.82, 'duration': 0.28, 'prosody hierarchy': 'null'}, {'character': '气', 'pinyin': 'qi4', 'highest pitch': 10.52, 'lowest pitch': 8.49, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '质', 'pinyin': 'zhiii4', 'highest pitch': 9.89, 'lowest pitch': 8.49, 'duration': 0.14, 'prosody hierarchy': 'null'}, {'character': '量', 'pinyin': 'liang4', 'highest pitch': 9.3, 'lowest pitch': 7.2, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '优', 'pinyin': 'iou1', 'highest pitch': 9.53, 'lowest pitch': 7.2, 'duration': 0.35, 'prosody hierarchy': '#4'}]