unimpeachable reputation清白的名声
unimpeachable parents不可否认的父母;翻译
unimpeachable sources消息可靠人士
unimpeachable authority无可怀疑的权威
unimpeachable conduct洁操
impeccable invulnerable hardheaded unimpeachable无懈可击的
An Unimpeachable Reputation清白名声
polite and unimpeachable remarks桌面儿上的话
irreproachable impeccable immaculate unimpeachable consummate完美的
ADJ（形容词） If you describe someone as unimpeachable, you mean that they are completely honest and reliable. 诚实可靠的 [正式]
He said all five were men of unimpeachable character.
他说五个男人都有诚实可靠的性格。