你听说朝鲜最近在做什么吗？
近期，有外媒揣测其在为第三次核试验做准备。[{'character': '近', 'pinyin': 'jin4', 'highest pitch': 9.2, 'lowest pitch': 7.71, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '期', 'pinyin': 'qi1', 'highest pitch': 10.28, 'lowest pitch': 7.71, 'duration': 0.29, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.17}, {'character': '有', 'pinyin': 'iou3', 'highest pitch': 8.23, 'lowest pitch': 7.11, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '外', 'pinyin': 'uai4', 'highest pitch': 11.07, 'lowest pitch': 8.23, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '媒', 'pinyin': 'mei2', 'highest pitch': 10.25, 'lowest pitch': 7.97, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '揣', 'pinyin': 'chuai3', 'highest pitch': 8.12, 'lowest pitch': 4.53, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '测', 'pinyin': 'ce4', 'highest pitch': 7.66, 'lowest pitch': 6.25, 'duration': 0.22, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.08}, {'character': '其', 'pinyin': 'qi2', 'highest pitch': 6.86, 'lowest pitch': 6.67, 'duration': 0.26, 'prosody hierarchy': '#1'}, {'character': '在', 'pinyin': 'zai4', 'highest pitch': 8.07, 'lowest pitch': 6.51, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '为', 'pinyin': 'uei4', 'highest pitch': 6.83, 'lowest pitch': 5.92, 'duration': 0.24, 'prosody hierarchy': '#2'}, {'character': '第', 'pinyin': 'di4', 'highest pitch': 8.55, 'lowest pitch': 7.48, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '三', 'pinyin': 'san1', 'highest pitch': 10.84, 'lowest pitch': 7.48, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '次', 'pinyin': 'cii4', 'highest pitch': 10.84, 'lowest pitch': 7.47, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '核', 'pinyin': 'he2', 'highest pitch': 7.97, 'lowest pitch': 6.22, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '试', 'pinyin': 'shiii4', 'highest pitch': 10.24, 'lowest pitch': 7.97, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '验', 'pinyin': 'ian4', 'highest pitch': 8.13, 'lowest pitch': 5.95, 'duration': 0.19, 'prosody hierarchy': '#2'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.04}, {'character': '做', 'pinyin': 'zuo4', 'highest pitch': 7.6, 'lowest pitch': 6.34, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '准', 'pinyin': 'zhuen3', 'highest pitch': 6.74, 'lowest pitch': 4.32, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '备', 'pinyin': 'bei4', 'highest pitch': 13.47, 'lowest pitch': 5.29, 'duration': 0.22, 'prosody hierarchy': '#4'}]