The knee injury caused a serious setback to his football career.

膝膝盖的伤造成了他在足球生涯上的严重妨碍.

Pentagon officials say the sub loss should not be a serious setback for the Soviets, but some analysts disagree.

国防部的多名工作人员表示，这艘潜艇的损失不会给苏联带来什么影响，但有些分析师并不苟同。

The latest violence is a serious setback for a country still struggling, with the help of the UN, to build its institutions.

最近的这次暴力冲突对一个在联合国的帮助下正在努力建立自己的制度的国家是一次严重的挫折。

The latest violence is a serious setback for a country still struggling , with the help of the UN, to build its institutions.

最近的这次暴力冲突对一个在联合国的帮助下正在努力建立自己的制度的国家是一次严重的挫折。