今天是什么日子？
五月七日，张五一坐在“潜艇”驾驶舱进行测试。[{'character': '五', 'pinyin': 'u3', 'highest pitch': 9.8, 'lowest pitch': 7.33, 'duration': 0.11, 'prosody hierarchy': 'null'}, {'character': '月', 'pinyin': 've4', 'highest pitch': 7.89, 'lowest pitch': 7.19, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '七', 'pinyin': 'qi1', 'highest pitch': 9.22, 'lowest pitch': 7.19, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '日', 'pinyin': 'riii4', 'highest pitch': 9.09, 'lowest pitch': 6.61, 'duration': 0.26, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.2}, {'character': '张', 'pinyin': 'zhang1', 'highest pitch': 10.7, 'lowest pitch': 9.8, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '五', 'pinyin': 'u3', 'highest pitch': 9.8, 'lowest pitch': 5.99, 'duration': 0.14, 'prosody hierarchy': 'null'}, {'character': '一', 'pinyin': 'i1', 'highest pitch': 8.98, 'lowest pitch': 6.0, 'duration': 0.29, 'prosody hierarchy': '#2'}, {'character': '坐', 'pinyin': 'zuo4', 'highest pitch': 9.29, 'lowest pitch': 7.19, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '在', 'pinyin': 'zai4', 'highest pitch': 7.69, 'lowest pitch': 6.35, 'duration': 0.2, 'prosody hierarchy': '#1'}, {'character': '潜', 'pinyin': 'qian2', 'highest pitch': 9.58, 'lowest pitch': 6.35, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '艇', 'pinyin': 'ting3', 'highest pitch': 9.58, 'lowest pitch': 5.22, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '驾', 'pinyin': 'jia4', 'highest pitch': 7.48, 'lowest pitch': 5.22, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '驶', 'pinyin': 'shiii3', 'highest pitch': 4.06, 'lowest pitch': 3.53, 'duration': 0.12, 'prosody hierarchy': 'null'}, {'character': '舱', 'pinyin': 'cang1', 'highest pitch': 7.97, 'lowest pitch': 4.06, 'duration': 0.26, 'prosody hierarchy': '#2'}, {'character': '进', 'pinyin': 'jin4', 'highest pitch': 7.97, 'lowest pitch': 6.42, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '行', 'pinyin': 'xing2', 'highest pitch': 6.6, 'lowest pitch': 6.09, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '测', 'pinyin': 'ce4', 'highest pitch': 8.42, 'lowest pitch': 6.6, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '试', 'pinyin': 'shiii4', 'highest pitch': 8.1, 'lowest pitch': 6.75, 'duration': 0.24, 'prosody hierarchy': '#4'}]