我们需要提高用户登记率。
同时，用各种办法鼓励老用户登记。[{'character': '同', 'pinyin': 'tong2', 'highest pitch': 9.84, 'lowest pitch': 8.39, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '时', 'pinyin': 'shiii2', 'highest pitch': 9.48, 'lowest pitch': 7.32, 'duration': 0.35, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.13}, {'character': '用', 'pinyin': 'iong4', 'highest pitch': 10.32, 'lowest pitch': 9.25, 'duration': 0.24, 'prosody hierarchy': '#1'}, {'character': '各', 'pinyin': 'ge4', 'highest pitch': 11.44, 'lowest pitch': 10.65, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '种', 'pinyin': 'zhong3', 'highest pitch': 9.06, 'lowest pitch': 6.32, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '办', 'pinyin': 'ban4', 'highest pitch': 8.27, 'lowest pitch': 6.51, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '法', 'pinyin': 'fa2', 'highest pitch': 7.04, 'lowest pitch': 5.15, 'duration': 0.3, 'prosody hierarchy': '#2'}, {'character': '鼓', 'pinyin': 'gu3', 'highest pitch': 7.44, 'lowest pitch': 6.34, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '励', 'pinyin': 'li4', 'highest pitch': 8.18, 'lowest pitch': 6.35, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '老', 'pinyin': 'lao3', 'highest pitch': 7.8, 'lowest pitch': 5.02, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '用', 'pinyin': 'iong4', 'highest pitch': 10.32, 'lowest pitch': 6.0, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '户', 'pinyin': 'hu4', 'highest pitch': 9.0, 'lowest pitch': 6.67, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '登', 'pinyin': 'deng1', 'highest pitch': 8.09, 'lowest pitch': 6.67, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '记', 'pinyin': 'ji4', 'highest pitch': 8.07, 'lowest pitch': 5.55, 'duration': 0.31, 'prosody hierarchy': '#4'}]