I had at last found a sport where I could compete on equal terms with able-bodied people.
我终于发现了一个可以和体格健全的人平等竞争的体育项目。

2.a hail of一阵

A nearby volcano erupted violently, sending out a hail of molten rock and boiling mud.
附近的一座火山猛烈爆发，喷出了一阵溶岩和沸腾的泥浆。

3.pass through穿过；经
He was one of the last of the crowd to pass through the barrier.
他是那群人里最后一批跨越障碍的。