n.栏干；障碍
[计算机] 障碍.
vt.跨越某物
I defy you to jump that high hurdle. 我倒要看看你能不能跳过那高栏。
His horse fell as it jumped the last hurdle. 他的马在跨跃最后一个跳栏时跌倒了。
You have to hurdle to London and get the intelligence back. 你得克服困难到达伦敦把那份情报取回来。
