“你知道非洲手鼓最初是用来做什么的吗？”
非洲手鼓最初是铁匠们用来捣碎杂粮的臼手工制造的。[{'character': '非', 'pinyin': 'fei1', 'highest pitch': 11.25, 'lowest pitch': 9.58, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '洲', 'pinyin': 'zhou1', 'highest pitch': 11.22, 'lowest pitch': 9.58, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '手', 'pinyin': 'shou2', 'highest pitch': 10.62, 'lowest pitch': 7.2, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '鼓', 'pinyin': 'gu3', 'highest pitch': 12.32, 'lowest pitch': 3.83, 'duration': 0.35, 'prosody hierarchy': '#2'}, {'character': '最', 'pinyin': 'zuei4', 'highest pitch': 8.62, 'lowest pitch': 6.52, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '初', 'pinyin': 'chu1', 'highest pitch': 8.67, 'lowest pitch': 6.52, 'duration': 0.23, 'prosody hierarchy': '#1'}, {'character': '是', 'pinyin': 'shiii4', 'highest pitch': 8.62, 'lowest pitch': 6.96, 'duration': 0.22, 'prosody hierarchy': '#1'}, {'character': '铁', 'pinyin': 'tie3', 'highest pitch': 8.13, 'lowest pitch': 5.14, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '匠', 'pinyin': 'jiang4', 'highest pitch': 8.8, 'lowest pitch': 5.14, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '们', 'pinyin': 'men5', 'highest pitch': 7.13, 'lowest pitch': 5.1, 'duration': 0.21, 'prosody hierarchy': '#2'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.08}, {'character': '用', 'pinyin': 'iong4', 'highest pitch': 7.91, 'lowest pitch': 6.83, 'duration': 0.13, 'prosody hierarchy': 'null'}, {'character': '来', 'pinyin': 'lai2', 'highest pitch': 7.52, 'lowest pitch': 6.77, 'duration': 0.14, 'prosody hierarchy': '#1'}, {'character': '捣', 'pinyin': 'dao3', 'highest pitch': 7.36, 'lowest pitch': 4.28, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '碎', 'pinyin': 'suei4', 'highest pitch': 7.26, 'lowest pitch': 5.58, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '杂', 'pinyin': 'za2', 'highest pitch': 7.42, 'lowest pitch': 5.58, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '粮', 'pinyin': 'liang2', 'highest pitch': 7.98, 'lowest pitch': 5.7, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 8.27, 'lowest pitch': 6.96, 'duration': 0.15, 'prosody hierarchy': '#2'}, {'character': '臼', 'pinyin': 'jiou4', 'highest pitch': 10.76, 'lowest pitch': 7.02, 'duration': 0.23, 'prosody hierarchy': '#1'}, {'character': '手', 'pinyin': 'shou3', 'highest pitch': 8.95, 'lowest pitch': 4.41, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '工', 'pinyin': 'gong1', 'highest pitch': 8.31, 'lowest pitch': 4.91, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '制', 'pinyin': 'zhiii4', 'highest pitch': 8.58, 'lowest pitch': 7.0, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '造', 'pinyin': 'zao4', 'highest pitch': 8.0, 'lowest pitch': 5.51, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 8.27, 'lowest pitch': 4.45, 'duration': 0.2, 'prosody hierarchy': '#4'}]