unspotted
adj. 无污点的; 没有斑点的; 道德上无污点的; 无瑕疵的
1. without soil or spot or stain
One felt that he had kept himself unspotted from the world.
旁人会感到他没被世俗污染.
He was able to get into the building unspotted and unsuspected.
他能清白、不受怀疑地走入大楼.
clean