unspotted
adj. 清白的；无瑕疵的；无污点的
例句
She is a virgin, a most unspotted lily.
她是个纯洁的少女，一朵洁白无瑕的百合花。
We must keep ourselves unspotted from this world!
我们必须保守自己不沾染世俗！
He was able to get into the building unspotted and unsuspected.
他能清白、不受怀疑地走入大楼。
