But he already sprinting down the hall pounding of his footfalls echoing behind him.但他已经猛的跑出了大厅,他的脚步声在他的身后回响着.Stride length and frequency are the most important elements of sprinting.步长和步频是短跑最重要的因素.Xiaoming won the gold ...
Stride length and frequency are the most important elements of sprinting.步长和步频是短跑最重要的因素.Xiaoming won the gold medal for sprinting in the school sports meeting.小明在学校运动会上夺得了短跑金牌.He sprinting top speed.他正在全力冲刺....