n.挫折；失败；退步
He met with many a setback in his lifetime. 他一生中遭到过许多挫折。
This setback has drained away my keenness. 这次挫折削弱了我的热情。
Undaunted by his first setback, he decided to try once more. 不为最初的失败而动摇，他决定再试一次。
挫折
