是的，确实有一些问题制约着图书业的发展。
投入不足、区域封锁等问题，制约了图书业的发展。[{'character': '投', 'pinyin': 'tou2', 'highest pitch': 10.12, 'lowest pitch': 7.8, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '入', 'pinyin': 'ru4', 'highest pitch': 11.25, 'lowest pitch': 9.99, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '不', 'pinyin': 'bu4', 'highest pitch': 10.35, 'lowest pitch': 7.11, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '足', 'pinyin': 'zu2', 'highest pitch': 8.58, 'lowest pitch': 6.52, 'duration': 0.3, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.1}, {'character': '区', 'pinyin': 'qv1', 'highest pitch': 9.49, 'lowest pitch': 8.98, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '域', 'pinyin': 'v4', 'highest pitch': 8.98, 'lowest pitch': 7.59, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '封', 'pinyin': 'feng1', 'highest pitch': 10.97, 'lowest pitch': 7.59, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '锁', 'pinyin': 'suo2', 'highest pitch': 10.81, 'lowest pitch': 6.87, 'duration': 0.2, 'prosody hierarchy': '#1'}, {'character': '等', 'pinyin': 'deng3', 'highest pitch': 7.22, 'lowest pitch': 5.51, 'duration': 0.14, 'prosody hierarchy': 'null'}, {'character': '问', 'pinyin': 'uen4', 'highest pitch': 6.29, 'lowest pitch': 5.77, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '题', 'pinyin': 'ti2', 'highest pitch': 6.43, 'lowest pitch': 5.74, 'duration': 0.29, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.19}, {'character': '制', 'pinyin': 'zhiii4', 'highest pitch': 8.61, 'lowest pitch': 7.4, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '约', 'pinyin': 've1', 'highest pitch': 8.53, 'lowest pitch': 7.1, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '了', 'pinyin': 'le5', 'highest pitch': 8.35, 'lowest pitch': 6.65, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '图', 'pinyin': 'tu2', 'highest pitch': 13.87, 'lowest pitch': 6.65, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '书', 'pinyin': 'shu1', 'highest pitch': 10.4, 'lowest pitch': 7.76, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '业', 'pinyin': 'ie4', 'highest pitch': 10.38, 'lowest pitch': 7.09, 'duration': 0.14, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 7.09, 'lowest pitch': 6.01, 'duration': 0.08, 'prosody hierarchy': '#1'}, {'character': '发', 'pinyin': 'fa1', 'highest pitch': 7.17, 'lowest pitch': 6.01, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '展', 'pinyin': 'zhan3', 'highest pitch': 6.76, 'lowest pitch': 4.12, 'duration': 0.33, 'prosody hierarchy': '#4'}]