但是可以通过学习获取知识。
买不了知识为啥还收学费啊！[{'character': '买', 'pinyin': 'mai3', 'highest pitch': 9.32, 'lowest pitch': 7.86, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '不', 'pinyin': 'bu4', 'highest pitch': 11.18, 'lowest pitch': 10.16, 'duration': 0.11, 'prosody hierarchy': 'null'}, {'character': '了', 'pinyin': 'liao3', 'highest pitch': 10.62, 'lowest pitch': 6.35, 'duration': 0.2, 'prosody hierarchy': '#1'}, {'character': '知', 'pinyin': 'zhiii1', 'highest pitch': 11.18, 'lowest pitch': 10.56, 'duration': 0.26, 'prosody hierarchy': 'null'}, {'character': '识', 'pinyin': 'shiii5', 'highest pitch': 10.98, 'lowest pitch': 6.94, 'duration': 0.3, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.11}, {'character': '为', 'pinyin': 'uei4', 'highest pitch': 9.07, 'lowest pitch': 7.93, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '啥', 'pinyin': 'sha2', 'highest pitch': 8.64, 'lowest pitch': 7.04, 'duration': 0.25, 'prosody hierarchy': '#2'}, {'character': '还', 'pinyin': 'hai2', 'highest pitch': 8.64, 'lowest pitch': 6.96, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '收', 'pinyin': 'shou1', 'highest pitch': 10.81, 'lowest pitch': 8.17, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '学', 'pinyin': 'xve2', 'highest pitch': 10.62, 'lowest pitch': 5.89, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '费', 'pinyin': 'fei4', 'highest pitch': 11.23, 'lowest pitch': 6.85, 'duration': 0.27, 'prosody hierarchy': 'null'}, {'character': '啊', 'pinyin': 'a5', 'highest pitch': 8.66, 'lowest pitch': 5.51, 'duration': 0.25, 'prosody hierarchy': '#4'}]