"We can't waste our time looking at ethereal scientific questions that don't help the coach work with an athlete and improve performance," says Peter Pricker chief of science at AIS.
The information it provides allows a coach closely to monitor the stamina of an athlete, determine his level of fatigue more accurately and help work out where he might be wasting energy.
它提供的信息能让教练员密切监督运动员的精力，更准确地确定其疲劳程度，并发现他可能浪费能量的地方。
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No coach, athlete, or scientist has a winning secret - at least not one that is legal.