为什么要剥除动物躯体的羊毛？
这种技术是连皮剥除动物躯体后部的羊毛，以免苍蝇引发感染。[{'character': '这', 'pinyin': 'zhe4', 'highest pitch': 11.16, 'lowest pitch': 9.81, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '种', 'pinyin': 'zhong3', 'highest pitch': 9.81, 'lowest pitch': 7.99, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '技', 'pinyin': 'ji4', 'highest pitch': 8.72, 'lowest pitch': 7.81, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '术', 'pinyin': 'shu4', 'highest pitch': 8.53, 'lowest pitch': 6.75, 'duration': 0.26, 'prosody hierarchy': '#2'}, {'character': '是', 'pinyin': 'shiii4', 'highest pitch': 7.9, 'lowest pitch': 6.89, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '连', 'pinyin': 'lian2', 'highest pitch': 10.43, 'lowest pitch': 6.72, 'duration': 0.27, 'prosody hierarchy': 'null'}, {'character': '皮', 'pinyin': 'pi2', 'highest pitch': 10.43, 'lowest pitch': 6.76, 'duration': 0.29, 'prosody hierarchy': '#1'}, {'character': '剥', 'pinyin': 'bo1', 'highest pitch': 10.48, 'lowest pitch': 10.02, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '除', 'pinyin': 'chu2', 'highest pitch': 10.4, 'lowest pitch': 7.11, 'duration': 0.2, 'prosody hierarchy': '#1'}, {'character': '动', 'pinyin': 'dong4', 'highest pitch': 8.81, 'lowest pitch': 7.11, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '物', 'pinyin': 'u4', 'highest pitch': 7.72, 'lowest pitch': 6.63, 'duration': 0.13, 'prosody hierarchy': '#1'}, {'character': '躯', 'pinyin': 'qv1', 'highest pitch': 8.83, 'lowest pitch': 6.63, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '体', 'pinyin': 'ti3', 'highest pitch': 7.78, 'lowest pitch': 5.34, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '后', 'pinyin': 'hou4', 'highest pitch': 9.31, 'lowest pitch': 6.14, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '部', 'pinyin': 'bu4', 'highest pitch': 7.05, 'lowest pitch': 6.7, 'duration': 0.11, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 6.7, 'lowest pitch': 5.69, 'duration': 0.09, 'prosody hierarchy': '#1'}, {'character': '羊', 'pinyin': 'iang2', 'highest pitch': 8.09, 'lowest pitch': 5.35, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '毛', 'pinyin': 'mao2', 'highest pitch': 8.09, 'lowest pitch': 5.33, 'duration': 0.33, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.26}, {'character': '以', 'pinyin': 'i2', 'highest pitch': 8.16, 'lowest pitch': 7.63, 'duration': 0.12, 'prosody hierarchy': 'null'}, {'character': '免', 'pinyin': 'mian3', 'highest pitch': 8.36, 'lowest pitch': 6.24, 'duration': 0.21, 'prosody hierarchy': '#1'}, {'character': '苍', 'pinyin': 'cang1', 'highest pitch': 8.98, 'lowest pitch': 6.52, 'duration': 0.28, 'prosody hierarchy': 'null'}, {'character': '蝇', 'pinyin': 'ing5', 'highest pitch': 8.75, 'lowest pitch': 6.99, 'duration': 0.25, 'prosody hierarchy': '#2'}, {'character': '引', 'pinyin': 'in3', 'highest pitch': 7.34, 'lowest pitch': 4.21, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '发', 'pinyin': 'fa1', 'highest pitch': 7.59, 'lowest pitch': 5.29, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '感', 'pinyin': 'gan2', 'highest pitch': 9.13, 'lowest pitch': 5.6, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '染', 'pinyin': 'ran3', 'highest pitch': 9.77, 'lowest pitch': 4.36, 'duration': 0.31, 'prosody hierarchy': '#4'}]