他说想改善他的国家已受损的形象。
Nevertheless, we as Americans need to understand the tarnished image that we have outside of the United States, and begin to take a serious look at ourselves.然而,作为美国人,我们需要认识到外国人对我们的误解,并且认真反省自己。
Accusations of tax evasion have tarnished his clean image.逃税的指控玷污了他清廉的形象。