旱季一直持续到什么时候？
涝过之后依然亢旱。[{'character': '涝', 'pinyin': 'lao4', 'highest pitch': 11.39, 'lowest pitch': 8.67, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '过', 'pinyin': 'guo4', 'highest pitch': 9.08, 'lowest pitch': 7.55, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '之', 'pinyin': 'zhiii1', 'highest pitch': 8.49, 'lowest pitch': 7.17, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '后', 'pinyin': 'hou4', 'highest pitch': 12.81, 'lowest pitch': 7.05, 'duration': 0.21, 'prosody hierarchy': '#1'}, {'character': '依', 'pinyin': 'i1', 'highest pitch': 9.2, 'lowest pitch': 7.4, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '然', 'pinyin': 'ran2', 'highest pitch': 8.41, 'lowest pitch': 5.35, 'duration': 0.21, 'prosody hierarchy': '#1'}, {'character': '亢', 'pinyin': 'kang4', 'highest pitch': 9.51, 'lowest pitch': 7.14, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '旱', 'pinyin': 'han4', 'highest pitch': 10.05, 'lowest pitch': 6.08, 'duration': 0.31, 'prosody hierarchy': '#4'}]