And if you slowly lengthen the distance of your longest run, you can slowly build up endurance.
如果你慢慢的增加你的最长距离,你就可以慢慢增加你的耐力。
2
If a distance runner practices speed work for the whole practice every day, he will not improve his endurance.
如果一名中长跑选手每天只进行速度练习,那么他将不能提高自己的耐力。
3
Endurance. I don't know if my physical endurance has been improved because high endurance is the norm for me (I've previously done a lot of distance running).