例句 /

Cat MTB: 5 laps, each lap 3.8 km, total 19 km. The 3rd lap is the sprint lap.

Cat MTB: 5 laps, each lap 3.8 km, total 19 km. The 3rd lap is the sprint lap.

山地组:5圈,每圈3.8公里,总共19公里,第三圈为冲刺圈。