这次联演真的很重要。
此次联演是两军军事合作框架内的正常安排。[{'character': '此', 'pinyin': 'cii3', 'highest pitch': 9.2, 'lowest pitch': 8.58, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '次', 'pinyin': 'cii4', 'highest pitch': 11.58, 'lowest pitch': 10.6, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '联', 'pinyin': 'lian2', 'highest pitch': 10.6, 'lowest pitch': 7.18, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '演', 'pinyin': 'ian3', 'highest pitch': 8.28, 'lowest pitch': 4.32, 'duration': 0.3, 'prosody hierarchy': '#2'}, {'character': '是', 'pinyin': 'shiii4', 'highest pitch': 10.59, 'lowest pitch': 8.08, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '两', 'pinyin': 'liang3', 'highest pitch': 8.08, 'lowest pitch': 4.48, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '军', 'pinyin': 'jvn1', 'highest pitch': 10.68, 'lowest pitch': 5.25, 'duration': 0.23, 'prosody hierarchy': '#2'}, {'character': '军', 'pinyin': 'jvn1', 'highest pitch': 10.68, 'lowest pitch': 8.88, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '事', 'pinyin': 'shiii4', 'highest pitch': 10.59, 'lowest pitch': 7.94, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '合', 'pinyin': 'he2', 'highest pitch': 7.94, 'lowest pitch': 5.94, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '作', 'pinyin': 'zuo4', 'highest pitch': 8.72, 'lowest pitch': 7.25, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '框', 'pinyin': 'kuang4', 'highest pitch': 9.11, 'lowest pitch': 7.13, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '架', 'pinyin': 'jia4', 'highest pitch': 8.17, 'lowest pitch': 6.69, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '内', 'pinyin': 'nei4', 'highest pitch': 6.91, 'lowest pitch': 5.5, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 5.06, 'lowest pitch': 4.7, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '正', 'pinyin': 'zheng4', 'highest pitch': 10.49, 'lowest pitch': 5.06, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '常', 'pinyin': 'chang2', 'highest pitch': 8.54, 'lowest pitch': 5.7, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '安', 'pinyin': 'an1', 'highest pitch': 7.59, 'lowest pitch': 6.71, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '排', 'pinyin': 'pai2', 'highest pitch': 6.12, 'lowest pitch': 4.76, 'duration': 0.37, 'prosody hierarchy': '#4'}]