Criminals are very reluctant to leave a paper trail.

罪犯们非常不愿意留下案底。

You leave a paper trail.

你留下纸张线索。

PAPER TRAIL: A HISTORY OF THE PRINTED word.

文字记录：文字印刷的历史。

Does she have priors?A paper trail? how about a name?

她是否有什么的优先权 或者一个书面材料 或者一个名字？

She has never been a judge, so she has no paper trail of rulings.

她从没做过法官，所以没有任何她做出裁决的书面记载。