真的吗？我还以为是从其他植物上提炼出来的。
我们才明白这原来是从造纸原料——麦秸上抠下来的粮食。[{'character': '我', 'pinyin': 'uo3', 'highest pitch': 8.42, 'lowest pitch': 7.6, 'duration': 0.1, 'prosody hierarchy': 'null'}, {'character': '们', 'pinyin': 'men5', 'highest pitch': 7.6, 'lowest pitch': 7.36, 'duration': 0.13, 'prosody hierarchy': '#1'}, {'character': '才', 'pinyin': 'cai2', 'highest pitch': 10.42, 'lowest pitch': 6.88, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '明', 'pinyin': 'ming2', 'highest pitch': 10.58, 'lowest pitch': 6.99, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '白', 'pinyin': 'bai5', 'highest pitch': 7.23, 'lowest pitch': 5.43, 'duration': 0.23, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.21}, {'character': '这', 'pinyin': 'zhe4', 'highest pitch': 8.53, 'lowest pitch': 7.29, 'duration': 0.14, 'prosody hierarchy': '#1'}, {'character': '原', 'pinyin': 'van2', 'highest pitch': 7.96, 'lowest pitch': 7.09, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '来', 'pinyin': 'lai2', 'highest pitch': 8.11, 'lowest pitch': 6.12, 'duration': 0.22, 'prosody hierarchy': '#2'}, {'character': '是', 'pinyin': 'shiii4', 'highest pitch': 8.52, 'lowest pitch': 6.89, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '从', 'pinyin': 'cong2', 'highest pitch': 7.49, 'lowest pitch': 5.74, 'duration': 0.26, 'prosody hierarchy': '#2'}, {'character': '造', 'pinyin': 'zao4', 'highest pitch': 9.3, 'lowest pitch': 7.08, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '纸', 'pinyin': 'zhiii3', 'highest pitch': 7.08, 'lowest pitch': 4.41, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '原', 'pinyin': 'van2', 'highest pitch': 7.96, 'lowest pitch': 4.41, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '料', 'pinyin': 'liao4', 'highest pitch': 9.09, 'lowest pitch': 6.25, 'duration': 0.26, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.12}, {'character': '麦', 'pinyin': 'mai4', 'highest pitch': 10.19, 'lowest pitch': 7.77, 'duration': 0.26, 'prosody hierarchy': 'null'}, {'character': '秸', 'pinyin': 'jie1', 'highest pitch': 10.95, 'lowest pitch': 7.77, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '上', 'pinyin': 'shang4', 'highest pitch': 11.02, 'lowest pitch': 6.82, 'duration': 0.26, 'prosody hierarchy': '#2'}, {'character': '抠', 'pinyin': 'kou1', 'highest pitch': 8.34, 'lowest pitch': 6.84, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '下', 'pinyin': 'xia4', 'highest pitch': 7.16, 'lowest pitch': 6.55, 'duration': 0.13, 'prosody hierarchy': 'null'}, {'character': '来', 'pinyin': 'lai2', 'highest pitch': 8.11, 'lowest pitch': 5.28, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 6.82, 'lowest pitch': 5.17, 'duration': 0.07, 'prosody hierarchy': '#1'}, {'character': '粮', 'pinyin': 'liang2', 'highest pitch': 6.77, 'lowest pitch': 5.07, 'duration': 0.28, 'prosody hierarchy': 'null'}, {'character': '食', 'pinyin': 'shiii5', 'highest pitch': 13.65, 'lowest pitch': 6.77, 'duration': 0.26, 'prosody hierarchy': '#4'}]