你按照说明书使用了吗？
过一会他回来了，我问他效果如何，他皱皱眉摇头道：感觉没啥用啊。[{'character': '过', 'pinyin': 'guo4', 'highest pitch': 11.15, 'lowest pitch': 9.19, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '一', 'pinyin': 'i2', 'highest pitch': 9.19, 'lowest pitch': 8.06, 'duration': 0.13, 'prosody hierarchy': 'null'}, {'character': '会', 'pinyin': 'huei4', 'highest pitch': 9.36, 'lowest pitch': 7.21, 'duration': 0.27, 'prosody hierarchy': '#2'}, {'character': '他', 'pinyin': 'ta1', 'highest pitch': 10.03, 'lowest pitch': 9.5, 'duration': 0.2, 'prosody hierarchy': '#1'}, {'character': '回', 'pinyin': 'huei2', 'highest pitch': 10.03, 'lowest pitch': 5.11, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '来', 'pinyin': 'lai5', 'highest pitch': 9.21, 'lowest pitch': 6.5, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '了', 'pinyin': 'le5', 'highest pitch': 8.22, 'lowest pitch': 5.04, 'duration': 0.22, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.2}, {'character': '我', 'pinyin': 'uo3', 'highest pitch': 7.22, 'lowest pitch': 6.13, 'duration': 0.09, 'prosody hierarchy': 'null'}, {'character': '问', 'pinyin': 'uen4', 'highest pitch': 6.58, 'lowest pitch': 6.13, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '他', 'pinyin': 'ta1', 'highest pitch': 10.03, 'lowest pitch': 6.52, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '效', 'pinyin': 'xiao4', 'highest pitch': 11.36, 'lowest pitch': 7.46, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '果', 'pinyin': 'guo3', 'highest pitch': 7.46, 'lowest pitch': 4.99, 'duration': 0.14, 'prosody hierarchy': '#1'}, {'character': '如', 'pinyin': 'ru2', 'highest pitch': 6.53, 'lowest pitch': 4.99, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '何', 'pinyin': 'he2', 'highest pitch': 6.53, 'lowest pitch': 5.19, 'duration': 0.32, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.3}, {'character': '他', 'pinyin': 'ta1', 'highest pitch': 10.03, 'lowest pitch': 7.66, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '皱', 'pinyin': 'zhou4', 'highest pitch': 9.47, 'lowest pitch': 7.89, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '皱', 'pinyin': 'zhou5', 'highest pitch': 7.89, 'lowest pitch': 6.54, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '眉', 'pinyin': 'mei2', 'highest pitch': 9.94, 'lowest pitch': 5.84, 'duration': 0.24, 'prosody hierarchy': '#2'}, {'character': '摇', 'pinyin': 'iao2', 'highest pitch': 9.46, 'lowest pitch': 5.98, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '头', 'pinyin': 'tou2', 'highest pitch': 7.7, 'lowest pitch': 5.96, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '道', 'pinyin': 'dao4', 'highest pitch': 7.98, 'lowest pitch': 6.45, 'duration': 0.23, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.32}, {'character': '感', 'pinyin': 'gan3', 'highest pitch': 7.79, 'lowest pitch': 6.36, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '觉', 'pinyin': 'jve2', 'highest pitch': 7.9, 'lowest pitch': 6.43, 'duration': 0.2, 'prosody hierarchy': '#2'}, {'character': '没', 'pinyin': 'mei2', 'highest pitch': 9.94, 'lowest pitch': 7.74, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '啥', 'pinyin': 'sha2', 'highest pitch': 9.94, 'lowest pitch': 8.2, 'duration': 0.22, 'prosody hierarchy': '#1'}, {'character': '用', 'pinyin': 'iong4', 'highest pitch': 10.9, 'lowest pitch': 8.45, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '啊', 'pinyin': 'a5', 'highest pitch': 8.45, 'lowest pitch': 5.47, 'duration': 0.27, 'prosody hierarchy': '#4'}]