你觉得轮换会影响球队的表现吗？
轮换球员真的有必要吗？[{'character': '轮', 'pinyin': 'luen2', 'highest pitch': 9.72, 'lowest pitch': 7.95, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '换', 'pinyin': 'huan4', 'highest pitch': 10.71, 'lowest pitch': 8.49, 'duration': 0.22, 'prosody hierarchy': '#1'}, {'character': '球', 'pinyin': 'qiou2', 'highest pitch': 9.32, 'lowest pitch': 7.66, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '员', 'pinyin': 'van2', 'highest pitch': 8.96, 'lowest pitch': 6.62, 'duration': 0.29, 'prosody hierarchy': '#2'}, {'character': '真', 'pinyin': 'zhen1', 'highest pitch': 11.79, 'lowest pitch': 10.97, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 11.86, 'lowest pitch': 9.3, 'duration': 0.1, 'prosody hierarchy': '#1'}, {'character': '有', 'pinyin': 'iou3', 'highest pitch': 9.3, 'lowest pitch': 5.47, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '必', 'pinyin': 'bi4', 'highest pitch': 7.85, 'lowest pitch': 7.68, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '要', 'pinyin': 'iao4', 'highest pitch': 8.08, 'lowest pitch': 6.38, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '吗', 'pinyin': 'ma5', 'highest pitch': 6.38, 'lowest pitch': 5.78, 'duration': 0.29, 'prosody hierarchy': '#4'}]