1.
Step-Frequency Developing-the Key to Speeding up Freshmen s 50 Metre Race;
发展步频是提高新生男子50米跑的关键
2.
He's going to take part in the 60m race and 4*50m relay race.
他想参加60米赛跑和4*50米的接力赛。
3.
Running ranges in length from the indoor 50-meter dash to the outdoor marathon,which is 42km,195m long.
跑步项目从室内的50米到室外的马拉松（42公里另195米）不等
4.
Running ranges in length from the indoor 50 meter dash to the outdoor marathon,which is 42km,195m long.
跑步项目从室内的50米到室外的马拉松（42公里另195米）不等。
5.
And the clock is fifty metres high!
这座钟有50米高。
6.
I won the fifty yard sprint.
我的50码短跑获胜。
7.
knock up a quick fifty
击球后速跑得50分.
8.
We will run you for $50 a side.
我们各赌50元来赛跑吧。
9.
I take part in the 100-metre race.
我参加100米赛跑。
10.
He clocked 9.6 seconds for the 100 meters.
他100米跑了9.6秒。
11.
Turn right and walk about 50 metres.
向右拐，约走50米即到，
12.
I think the 400-metre race will be more interesting than the 200-metre one.
我认为400米赛跑比200米赛跑更有意思。
13.
In women's competitions,the distances of the target are thirty, fifty, sixty and seventy meters.
女子项目比赛靶的距离是30米，50米，60米和70米。
14.
In men's competitions,the distances of the target are thirty, fifty, seventy and ninety meters.
男子项目比赛靶的距离是30米，50米，70米和90米。
15.
The outdoor sprints consist of the 100-meter,200-meter,and 400-meter events.
室外的短跑运动包括100米、200米、400米。
16.
Discussion on Acceleration, Accelerative Distance and Ability of 100m Runners;
论100米跑运动员的加速跑、加速跑距离、加速能力
17.
She clocked 11.6 seconds for the 80metre hurdle.
八十米跳栏赛跑她跑了十一秒六。?
18.
A Study on Speed Difference between Inner and Outer Tracks in 400 Meter Hurdling;
400米栏内、外侧跑道跑速变化之研究