Fartlek is a Swedish term that means' speed play 'or playing with speed.
“法特莱克”是瑞典语“速度游戏”的意思。
To maintain your speed during the cold-weather months, do one fartlek workout every week.
为了在寒冷的季节保持你的速度，你需要每周进行一次法特莱克跑。
Speed play (aka Fartlek) — Fartlek, commonly known in the U.S. as interval training, is the Swedish word for “speed play.”
法特莱克训练法——也就是在美国众所周知的变速跑。
Incorporate several cardio techniques - Use a combination of continuous, interval, circuit and Fartlek (speed play) training.
有氧运动技术的综合运用-连续，间隔，循环，以及变速跑等手段需要综合运用。
Messy winter weather can make track workouts and other types of speedwork difficult to do consistently and safely. Not so for fartlek workouts.
麻烦的冬季让越野跑和其他速度训练变得难以安全的持续进行，但是法特莱克训练不会受到影响。
Sporting Event Fartlek - The goal: fartleks (Swedish for "speed play") are workouts that alternate very fast and slower-paced walking for a great cardiovascular workout.
目的：法特莱克（瑞典语意思是速度游戏）是针对加强心血管机能的训练，要求用慢速跑和快速跑迅速交替的不同配速方式来进行。
Sporting Event Fartlek - The goal: fartleks (Swedish for "speed play") are workouts that alternate very fast and slower-paced walking for a great cardiovascular workout.
目的：法特莱克（瑞典语意思是速度游戏）是针对加强心血管机能的训练，要求用慢速跑和快速跑迅速交替的不同配速方式来进行。
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