Project and runs which by the count-down result heel-to-toe walking race, calls " Track athletics " .

以时间计算成绩的竞走和跑的项目，叫“径赛”。

youdao

Project and runs which by the count-down result heel-to-toe walking race, calls " Track athletics " .

以时间计算成绩的竞走和跑的项目，叫“径赛”。

youdao