不过，我们可以继续推动西藏社会的进步和发展。
此后，在西藏恢复旧有的封建农奴制度也成为永远不可能。[{'character': '此', 'pinyin': 'cii3', 'highest pitch': 7.35, 'lowest pitch': 6.66, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '后', 'pinyin': 'hou4', 'highest pitch': 9.37, 'lowest pitch': 6.73, 'duration': 0.27, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.2}, {'character': '在', 'pinyin': 'zai4', 'highest pitch': 8.31, 'lowest pitch': 7.18, 'duration': 0.2, 'prosody hierarchy': '#1'}, {'character': '西', 'pinyin': 'xi1', 'highest pitch': 10.3, 'lowest pitch': 7.18, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '藏', 'pinyin': 'zang4', 'highest pitch': 10.17, 'lowest pitch': 7.97, 'duration': 0.25, 'prosody hierarchy': '#1'}, {'character': '恢', 'pinyin': 'huei1', 'highest pitch': 9.12, 'lowest pitch': 8.25, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '复', 'pinyin': 'fu4', 'highest pitch': 8.49, 'lowest pitch': 7.13, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '旧', 'pinyin': 'jiou4', 'highest pitch': 10.42, 'lowest pitch': 7.15, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '有', 'pinyin': 'iou3', 'highest pitch': 8.23, 'lowest pitch': 4.52, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 5.93, 'lowest pitch': 5.22, 'duration': 0.14, 'prosody hierarchy': '#1'}, {'character': '封', 'pinyin': 'feng1', 'highest pitch': 10.4, 'lowest pitch': 5.93, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '建', 'pinyin': 'jian4', 'highest pitch': 10.74, 'lowest pitch': 7.84, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '农', 'pinyin': 'nong2', 'highest pitch': 8.08, 'lowest pitch': 7.0, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '奴', 'pinyin': 'nu2', 'highest pitch': 8.08, 'lowest pitch': 7.26, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '制', 'pinyin': 'zhiii4', 'highest pitch': 8.62, 'lowest pitch': 6.71, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '度', 'pinyin': 'du4', 'highest pitch': 11.96, 'lowest pitch': 6.78, 'duration': 0.21, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.2}, {'character': '也', 'pinyin': 'ie3', 'highest pitch': 7.09, 'lowest pitch': 5.49, 'duration': 0.13, 'prosody hierarchy': 'null'}, {'character': '成', 'pinyin': 'cheng2', 'highest pitch': 7.62, 'lowest pitch': 5.49, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '为', 'pinyin': 'uei2', 'highest pitch': 8.15, 'lowest pitch': 7.26, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '永', 'pinyin': 'iong2', 'highest pitch': 10.91, 'lowest pitch': 7.26, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '远', 'pinyin': 'van3', 'highest pitch': 10.99, 'lowest pitch': 6.33, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '不', 'pinyin': 'bu4', 'highest pitch': 7.59, 'lowest pitch': 6.33, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '可', 'pinyin': 'ke3', 'highest pitch': 7.45, 'lowest pitch': 5.92, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '能', 'pinyin': 'neng2', 'highest pitch': 7.02, 'lowest pitch': 5.46, 'duration': 0.35, 'prosody hierarchy': '#4'}]