空房率可以影响市场价格，所以我们需要关注它。
是否有泡沫还要看空房率。[{'character': '是', 'pinyin': 'shiii4', 'highest pitch': 11.08, 'lowest pitch': 9.66, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '否', 'pinyin': 'fou2', 'highest pitch': 10.65, 'lowest pitch': 9.17, 'duration': 0.2, 'prosody hierarchy': '#1'}, {'character': '有', 'pinyin': 'iou3', 'highest pitch': 10.33, 'lowest pitch': 5.04, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '泡', 'pinyin': 'pao4', 'highest pitch': 10.32, 'lowest pitch': 9.13, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '沫', 'pinyin': 'mo4', 'highest pitch': 10.9, 'lowest pitch': 1.48, 'duration': 0.31, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.18}, {'character': '还', 'pinyin': 'hai2', 'highest pitch': 7.7, 'lowest pitch': 7.13, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '要', 'pinyin': 'iao4', 'highest pitch': 7.74, 'lowest pitch': 7.08, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '看', 'pinyin': 'kan4', 'highest pitch': 8.24, 'lowest pitch': 6.66, 'duration': 0.23, 'prosody hierarchy': '#1'}, {'character': '空', 'pinyin': 'kong1', 'highest pitch': 10.29, 'lowest pitch': 6.9, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '房', 'pinyin': 'fang2', 'highest pitch': 9.99, 'lowest pitch': 5.98, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '率', 'pinyin': 'lv4', 'highest pitch': 10.3, 'lowest pitch': 6.61, 'duration': 0.25, 'prosody hierarchy': '#4'}]