我们需要出一些促销活动来提高销量。
销量吃紧敢于摁下连涨三年的势头，苏宁自有所依。[{'character': '销', 'pinyin': 'xiao1', 'highest pitch': 11.08, 'lowest pitch': 10.76, 'duration': 0.28, 'prosody hierarchy': 'null'}, {'character': '量', 'pinyin': 'liang4', 'highest pitch': 10.92, 'lowest pitch': 7.88, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '吃', 'pinyin': 'chiii1', 'highest pitch': 10.91, 'lowest pitch': 7.88, 'duration': 0.26, 'prosody hierarchy': 'null'}, {'character': '紧', 'pinyin': 'jin3', 'highest pitch': 10.19, 'lowest pitch': 4.08, 'duration': 0.38, 'prosody hierarchy': '#2'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.04}, {'character': '敢', 'pinyin': 'gan3', 'highest pitch': 8.65, 'lowest pitch': 6.33, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '于', 'pinyin': 'v2', 'highest pitch': 13.58, 'lowest pitch': 6.49, 'duration': 0.13, 'prosody hierarchy': '#1'}, {'character': '摁', 'pinyin': 'en4', 'highest pitch': 9.63, 'lowest pitch': 7.79, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '下', 'pinyin': 'xia4', 'highest pitch': 8.22, 'lowest pitch': 6.24, 'duration': 0.29, 'prosody hierarchy': '#2'}, {'character': '连', 'pinyin': 'lian2', 'highest pitch': 10.19, 'lowest pitch': 6.88, 'duration': 0.28, 'prosody hierarchy': 'null'}, {'character': '涨', 'pinyin': 'zhang3', 'highest pitch': 10.15, 'lowest pitch': 5.27, 'duration': 0.23, 'prosody hierarchy': '#1'}, {'character': '三', 'pinyin': 'san1', 'highest pitch': 10.82, 'lowest pitch': 10.13, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '年', 'pinyin': 'nian2', 'highest pitch': 10.68, 'lowest pitch': 5.94, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 6.79, 'lowest pitch': 5.94, 'duration': 0.09, 'prosody hierarchy': '#1'}, {'character': '势', 'pinyin': 'shiii4', 'highest pitch': 7.9, 'lowest pitch': 5.38, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '头', 'pinyin': 'tou2', 'highest pitch': 6.98, 'lowest pitch': 4.84, 'duration': 0.3, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.32}, {'character': '苏', 'pinyin': 'su1', 'highest pitch': 9.36, 'lowest pitch': 8.93, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '宁', 'pinyin': 'ning2', 'highest pitch': 9.08, 'lowest pitch': 6.67, 'duration': 0.3, 'prosody hierarchy': '#2'}, {'character': '自', 'pinyin': 'zii4', 'highest pitch': 11.19, 'lowest pitch': 8.36, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '有', 'pinyin': 'iou2', 'highest pitch': 8.62, 'lowest pitch': 6.16, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '所', 'pinyin': 'suo3', 'highest pitch': 8.62, 'lowest pitch': 4.89, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '依', 'pinyin': 'i1', 'highest pitch': 8.25, 'lowest pitch': 5.63, 'duration': 0.28, 'prosody hierarchy': '#4'}]