“我知道，但我们已经尽力了。”
更多的人还是左右张望，万分无奈下，实在没办法才回国。[{'character': '更', 'pinyin': 'geng4', 'highest pitch': 10.83, 'lowest pitch': 9.18, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '多', 'pinyin': 'duo1', 'highest pitch': 10.94, 'lowest pitch': 9.18, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 10.91, 'lowest pitch': 8.94, 'duration': 0.13, 'prosody hierarchy': 'null'}, {'character': '人', 'pinyin': 'ren2', 'highest pitch': 8.94, 'lowest pitch': 5.98, 'duration': 0.28, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.08}, {'character': '还', 'pinyin': 'hai2', 'highest pitch': 6.72, 'lowest pitch': 6.33, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '是', 'pinyin': 'shiii4', 'highest pitch': 7.6, 'lowest pitch': 6.42, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '左', 'pinyin': 'zuo3', 'highest pitch': 6.63, 'lowest pitch': 4.99, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '右', 'pinyin': 'iou4', 'highest pitch': 7.49, 'lowest pitch': 5.15, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '张', 'pinyin': 'zhang1', 'highest pitch': 9.12, 'lowest pitch': 6.78, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '望', 'pinyin': 'uang4', 'highest pitch': 9.21, 'lowest pitch': 7.56, 'duration': 0.22, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.54}, {'character': '万', 'pinyin': 'uan4', 'highest pitch': 11.03, 'lowest pitch': 9.38, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '分', 'pinyin': 'fen1', 'highest pitch': 10.57, 'lowest pitch': 8.3, 'duration': 0.24, 'prosody hierarchy': '#1'}, {'character': '无', 'pinyin': 'u2', 'highest pitch': 8.3, 'lowest pitch': 7.9, 'duration': 0.07, 'prosody hierarchy': 'null'}, {'character': '奈', 'pinyin': 'nai4', 'highest pitch': 8.79, 'lowest pitch': 8.01, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '下', 'pinyin': 'xia4', 'highest pitch': 8.06, 'lowest pitch': 5.92, 'duration': 0.27, 'prosody hierarchy': '#2'}, {'character': '实', 'pinyin': 'shiii2', 'highest pitch': 7.26, 'lowest pitch': 6.68, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '在', 'pinyin': 'zai4', 'highest pitch': 10.68, 'lowest pitch': 7.26, 'duration': 0.14, 'prosody hierarchy': '#1'}, {'character': '没', 'pinyin': 'mei2', 'highest pitch': 9.86, 'lowest pitch': 5.9, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '办', 'pinyin': 'ban4', 'highest pitch': 7.6, 'lowest pitch': 6.36, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '法', 'pinyin': 'fa3', 'highest pitch': 6.56, 'lowest pitch': 5.06, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '才', 'pinyin': 'cai2', 'highest pitch': 6.6, 'lowest pitch': 6.06, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '回', 'pinyin': 'huei2', 'highest pitch': 6.73, 'lowest pitch': 6.29, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '国', 'pinyin': 'guo2', 'highest pitch': 6.87, 'lowest pitch': 5.97, 'duration': 0.32, 'prosody hierarchy': '#4'}]