一開始確實需要常看表,跑多了就會有感覺,是太快了還是太慢了,tempo run是跑了100米了還是以經200米了。即使不是很準,但也八九不離十。至少可以減少看表的次數
一開始確實需要常看表,跑多了就會有感覺,是太快了還是太慢了,tempo run是跑了100米了還是以經200米了。即使不是很準,但也八九不離十。至少可以減少看表的次數
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