我们已经商定好价格了。
双方很快签订了二手房买卖合同。[{'character': '双', 'pinyin': 'shuang1', 'highest pitch': 9.89, 'lowest pitch': 9.45, 'duration': 0.27, 'prosody hierarchy': 'null'}, {'character': '方', 'pinyin': 'fang1', 'highest pitch': 10.3, 'lowest pitch': 9.45, 'duration': 0.26, 'prosody hierarchy': '#2'}, {'character': '很', 'pinyin': 'hen3', 'highest pitch': 10.24, 'lowest pitch': 5.41, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '快', 'pinyin': 'kuai4', 'highest pitch': 10.68, 'lowest pitch': 6.33, 'duration': 0.2, 'prosody hierarchy': '#1'}, {'character': '签', 'pinyin': 'qian1', 'highest pitch': 9.52, 'lowest pitch': 7.71, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '订', 'pinyin': 'ding4', 'highest pitch': 8.48, 'lowest pitch': 6.82, 'duration': 0.14, 'prosody hierarchy': 'null'}, {'character': '了', 'pinyin': 'le5', 'highest pitch': 12.77, 'lowest pitch': 5.55, 'duration': 0.23, 'prosody hierarchy': '#2'}, {'character': '二', 'pinyin': 'er4', 'highest pitch': 13.04, 'lowest pitch': 8.99, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '手', 'pinyin': 'shou3', 'highest pitch': 8.99, 'lowest pitch': 5.48, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '房', 'pinyin': 'fang2', 'highest pitch': 7.33, 'lowest pitch': 5.57, 'duration': 0.2, 'prosody hierarchy': '#1'}, {'character': '买', 'pinyin': 'mai3', 'highest pitch': 7.58, 'lowest pitch': 5.27, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '卖', 'pinyin': 'mai4', 'highest pitch': 6.63, 'lowest pitch': 5.27, 'duration': 0.22, 'prosody hierarchy': '#1'}, {'character': '合', 'pinyin': 'he2', 'highest pitch': 6.19, 'lowest pitch': 5.16, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '同', 'pinyin': 'tong5', 'highest pitch': 8.22, 'lowest pitch': 5.62, 'duration': 0.29, 'prosody hierarchy': '#4'}]