这位朋友是谁？
让人怀疑是此君刻完后跳下去了。[{'character': '让', 'pinyin': 'rang4', 'highest pitch': 10.56, 'lowest pitch': 8.98, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '人', 'pinyin': 'ren2', 'highest pitch': 10.04, 'lowest pitch': 8.62, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '怀', 'pinyin': 'huai2', 'highest pitch': 9.87, 'lowest pitch': 7.81, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '疑', 'pinyin': 'i2', 'highest pitch': 8.89, 'lowest pitch': 7.42, 'duration': 0.2, 'prosody hierarchy': '#2'}, {'character': '是', 'pinyin': 'shiii4', 'highest pitch': 10.09, 'lowest pitch': 8.25, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '此', 'pinyin': 'cii3', 'highest pitch': 8.25, 'lowest pitch': 4.26, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '君', 'pinyin': 'jvn1', 'highest pitch': 9.56, 'lowest pitch': 8.27, 'duration': 0.31, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.1}, {'character': '刻', 'pinyin': 'ke4', 'highest pitch': 9.69, 'lowest pitch': 7.58, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '完', 'pinyin': 'uan2', 'highest pitch': 7.67, 'lowest pitch': 6.56, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '后', 'pinyin': 'hou4', 'highest pitch': 9.42, 'lowest pitch': 7.62, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '跳', 'pinyin': 'tiao4', 'highest pitch': 10.63, 'lowest pitch': 9.6, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '下', 'pinyin': 'xia4', 'highest pitch': 8.66, 'lowest pitch': 5.77, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '去', 'pinyin': 'qv4', 'highest pitch': 6.7, 'lowest pitch': 4.8, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '了', 'pinyin': 'le5', 'highest pitch': 4.8, 'lowest pitch': 3.52, 'duration': 0.21, 'prosody hierarchy': '#4'}]