在田径运动训练中，常出现这样的现象：开始训练时进步很快，成绩直线上升，但好景不长，以后成绩的增长逐渐减慢，有时还会有下降现象。不少缺乏经验的运动员或业余体育爱好者都对此大惑不解，甚至失去信心而中辍。其实，训练中的这种现象是暂时的，符合运动技能发展的正... In track and field sports training, there are often such phenomena: progressing rapidly at the beginning of training, the score rising linearly, but the performance is not long, the gradual slowing down of achievement afterwards, and sometimes the drop phenomenon. A lot of inexperienced athletes or amateur sports enthusiasts are puzzled, and even lose confidence in the stop. In fact, this phenomenon in training is temporary, in line with the development of sports skills are ...