是不是这个品牌的产品容易买到假货？
经过无数次买假以后，他终成识假打假方面的鸿儒。[{'character': '经', 'pinyin': 'jing1', 'highest pitch': 9.74, 'lowest pitch': 9.61, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '过', 'pinyin': 'guo4', 'highest pitch': 9.95, 'lowest pitch': 7.67, 'duration': 0.23, 'prosody hierarchy': '#1'}, {'character': '无', 'pinyin': 'u2', 'highest pitch': 9.92, 'lowest pitch': 7.02, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '数', 'pinyin': 'shu4', 'highest pitch': 11.23, 'lowest pitch': 8.64, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '次', 'pinyin': 'cii4', 'highest pitch': 8.64, 'lowest pitch': 7.37, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '买', 'pinyin': 'mai2', 'highest pitch': 9.54, 'lowest pitch': 7.04, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '假', 'pinyin': 'jia2', 'highest pitch': 10.2, 'lowest pitch': 8.5, 'duration': 0.2, 'prosody hierarchy': '#1'}, {'character': '以', 'pinyin': 'i3', 'highest pitch': 9.67, 'lowest pitch': 5.25, 'duration': 0.14, 'prosody hierarchy': 'null'}, {'character': '后', 'pinyin': 'hou4', 'highest pitch': 9.87, 'lowest pitch': 5.97, 'duration': 0.25, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.28}, {'character': '他', 'pinyin': 'ta1', 'highest pitch': 8.23, 'lowest pitch': 7.05, 'duration': 0.2, 'prosody hierarchy': '#1'}, {'character': '终', 'pinyin': 'zhong1', 'highest pitch': 8.68, 'lowest pitch': 7.05, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '成', 'pinyin': 'cheng2', 'highest pitch': 8.4, 'lowest pitch': 6.13, 'duration': 0.28, 'prosody hierarchy': '#2'}, {'character': '识', 'pinyin': 'shiii2', 'highest pitch': 10.84, 'lowest pitch': 8.17, 'duration': 0.27, 'prosody hierarchy': 'null'}, {'character': '假', 'pinyin': 'jia3', 'highest pitch': 10.1, 'lowest pitch': 4.57, 'duration': 0.25, 'prosody hierarchy': '#2'}, {'character': '打', 'pinyin': 'da2', 'highest pitch': 9.97, 'lowest pitch': 5.2, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '假', 'pinyin': 'jia3', 'highest pitch': 10.1, 'lowest pitch': 5.4, 'duration': 0.21, 'prosody hierarchy': '#1'}, {'character': '方', 'pinyin': 'fang1', 'highest pitch': 7.12, 'lowest pitch': 5.65, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '面', 'pinyin': 'mian4', 'highest pitch': 7.12, 'lowest pitch': 5.28, 'duration': 0.14, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 5.82, 'lowest pitch': 5.28, 'duration': 0.1, 'prosody hierarchy': '#1'}, {'character': '鸿', 'pinyin': 'hong2', 'highest pitch': 7.17, 'lowest pitch': 5.82, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '儒', 'pinyin': 'ru2', 'highest pitch': 7.22, 'lowest pitch': 5.85, 'duration': 0.29, 'prosody hierarchy': '#4'}]