为什么青椒这么贵？
除了青椒，一些叶菜如上海青、黄瓜等，价格也较高。[{'character': '除', 'pinyin': 'chu2', 'highest pitch': 7.95, 'lowest pitch': 7.83, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '了', 'pinyin': 'le5', 'highest pitch': 8.71, 'lowest pitch': 7.5, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '青', 'pinyin': 'qing1', 'highest pitch': 9.5, 'lowest pitch': 7.5, 'duration': 0.27, 'prosody hierarchy': 'null'}, {'character': '椒', 'pinyin': 'jiao1', 'highest pitch': 9.56, 'lowest pitch': 8.76, 'duration': 0.32, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.2}, {'character': '一', 'pinyin': 'i4', 'highest pitch': 8.39, 'lowest pitch': 7.22, 'duration': 0.14, 'prosody hierarchy': 'null'}, {'character': '些', 'pinyin': 'xie1', 'highest pitch': 8.97, 'lowest pitch': 7.22, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '叶', 'pinyin': 'ie4', 'highest pitch': 9.21, 'lowest pitch': 7.36, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '菜', 'pinyin': 'cai4', 'highest pitch': 8.77, 'lowest pitch': 6.12, 'duration': 0.34, 'prosody hierarchy': '#2'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.06}, {'character': '如', 'pinyin': 'ru2', 'highest pitch': 7.1, 'lowest pitch': 5.86, 'duration': 0.26, 'prosody hierarchy': '#1'}, {'character': '上', 'pinyin': 'shang4', 'highest pitch': 9.07, 'lowest pitch': 7.41, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '海', 'pinyin': 'hai3', 'highest pitch': 7.41, 'lowest pitch': 3.97, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '青', 'pinyin': 'qing1', 'highest pitch': 9.5, 'lowest pitch': 4.72, 'duration': 0.3, 'prosody hierarchy': '#2'}, {'character': '黄', 'pinyin': 'huang2', 'highest pitch': 6.81, 'lowest pitch': 5.69, 'duration': 0.27, 'prosody hierarchy': 'null'}, {'character': '瓜', 'pinyin': 'gua1', 'highest pitch': 10.35, 'lowest pitch': 6.8, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '等', 'pinyin': 'deng3', 'highest pitch': 9.55, 'lowest pitch': 3.49, 'duration': 0.27, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.23}, {'character': '价', 'pinyin': 'jia4', 'highest pitch': 10.84, 'lowest pitch': 9.19, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '格', 'pinyin': 'ge2', 'highest pitch': 7.52, 'lowest pitch': 6.86, 'duration': 0.14, 'prosody hierarchy': '#1'}, {'character': '也', 'pinyin': 'ie3', 'highest pitch': 7.52, 'lowest pitch': 4.62, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '较', 'pinyin': 'jiao4', 'highest pitch': 7.0, 'lowest pitch': 5.75, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '高', 'pinyin': 'gao1', 'highest pitch': 7.65, 'lowest pitch': 7.04, 'duration': 0.28, 'prosody hierarchy': '#4'}]