这是怎么回事？
朝村子一路走去，随处都可以看到一堆堆被扔在路边的葡萄。[{'character': '朝', 'pinyin': 'chao2', 'highest pitch': 8.88, 'lowest pitch': 7.57, 'duration': 0.31, 'prosody hierarchy': '#1'}, {'character': '村', 'pinyin': 'cuen1', 'highest pitch': 10.3, 'lowest pitch': 8.88, 'duration': 0.28, 'prosody hierarchy': 'null'}, {'character': '子', 'pinyin': 'zii5', 'highest pitch': 9.79, 'lowest pitch': 7.04, 'duration': 0.2, 'prosody hierarchy': '#2'}, {'character': '一', 'pinyin': 'i2', 'highest pitch': 8.77, 'lowest pitch': 6.85, 'duration': 0.12, 'prosody hierarchy': 'null'}, {'character': '路', 'pinyin': 'lu4', 'highest pitch': 10.83, 'lowest pitch': 8.6, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '走', 'pinyin': 'zou3', 'highest pitch': 14.0, 'lowest pitch': 7.44, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '去', 'pinyin': 'qv4', 'highest pitch': 8.17, 'lowest pitch': 5.85, 'duration': 0.28, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.35}, {'character': '随', 'pinyin': 'suei2', 'highest pitch': 9.76, 'lowest pitch': 8.18, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '处', 'pinyin': 'chu4', 'highest pitch': 11.03, 'lowest pitch': 9.4, 'duration': 0.25, 'prosody hierarchy': '#1'}, {'character': '都', 'pinyin': 'dou1', 'highest pitch': 9.27, 'lowest pitch': 8.46, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '可', 'pinyin': 'ke2', 'highest pitch': 8.94, 'lowest pitch': 8.53, 'duration': 0.11, 'prosody hierarchy': 'null'}, {'character': '以', 'pinyin': 'i3', 'highest pitch': 8.53, 'lowest pitch': 6.54, 'duration': 0.13, 'prosody hierarchy': '#1'}, {'character': '看', 'pinyin': 'kan4', 'highest pitch': 8.07, 'lowest pitch': 6.54, 'duration': 0.27, 'prosody hierarchy': 'null'}, {'character': '到', 'pinyin': 'dao4', 'highest pitch': 13.34, 'lowest pitch': 6.1, 'duration': 0.2, 'prosody hierarchy': '#2'}, {'character': '一', 'pinyin': 'i4', 'highest pitch': 7.45, 'lowest pitch': 5.93, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '堆', 'pinyin': 'duei1', 'highest pitch': 7.82, 'lowest pitch': 5.93, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '堆', 'pinyin': 'duei1', 'highest pitch': 7.82, 'lowest pitch': 7.09, 'duration': 0.23, 'prosody hierarchy': '#2'}, {'character': '被', 'pinyin': 'bei4', 'highest pitch': 8.16, 'lowest pitch': 6.84, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '扔', 'pinyin': 'reng1', 'highest pitch': 9.69, 'lowest pitch': 6.66, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '在', 'pinyin': 'zai4', 'highest pitch': 9.93, 'lowest pitch': 7.92, 'duration': 0.14, 'prosody hierarchy': '#1'}, {'character': '路', 'pinyin': 'lu4', 'highest pitch': 10.83, 'lowest pitch': 6.47, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '边', 'pinyin': 'bian1', 'highest pitch': 8.3, 'lowest pitch': 8.13, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 8.55, 'lowest pitch': 6.7, 'duration': 0.11, 'prosody hierarchy': '#1'}, {'character': '葡', 'pinyin': 'pu2', 'highest pitch': 5.6, 'lowest pitch': 4.74, 'duration': 0.26, 'prosody hierarchy': 'null'}, {'character': '萄', 'pinyin': 'tao5', 'highest pitch': 9.11, 'lowest pitch': 5.35, 'duration': 0.33, 'prosody hierarchy': '#4'}]