是的，他们都需要付出很多努力才能达到这个水平。
所以这些运动员真的很难！[{'character': '所', 'pinyin': 'suo2', 'highest pitch': 8.38, 'lowest pitch': 7.52, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '以', 'pinyin': 'i3', 'highest pitch': 8.38, 'lowest pitch': 5.06, 'duration': 0.28, 'prosody hierarchy': '#3'}, {'character': '这', 'pinyin': 'zhe4', 'highest pitch': 9.14, 'lowest pitch': 8.01, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '些', 'pinyin': 'xie1', 'highest pitch': 9.06, 'lowest pitch': 8.08, 'duration': 0.13, 'prosody hierarchy': '#1'}, {'character': '运', 'pinyin': 'vn4', 'highest pitch': 9.2, 'lowest pitch': 8.18, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '动', 'pinyin': 'dong4', 'highest pitch': 8.62, 'lowest pitch': 7.35, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '员', 'pinyin': 'van2', 'highest pitch': 7.95, 'lowest pitch': 6.55, 'duration': 0.2, 'prosody hierarchy': '#1'}, {'character': '真', 'pinyin': 'zhen1', 'highest pitch': 11.34, 'lowest pitch': 7.93, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 11.7, 'lowest pitch': 9.43, 'duration': 0.13, 'prosody hierarchy': '#1'}, {'character': '很', 'pinyin': 'hen3', 'highest pitch': 9.43, 'lowest pitch': 5.69, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '难', 'pinyin': 'nan2', 'highest pitch': 6.39, 'lowest pitch': 5.27, 'duration': 0.32, 'prosody hierarchy': '#4'}]