Only when we have an understanding of that, we can assign evidential value to that trace evidence.

只有掌握点，才能给个痕迹添加价值。

" But sometimes things are so transparency they don't need evidential proof" .

“但有时事情是如此透明，以至于不需要明”。

There has to be a high level of evidential justification to deploy this type of technology and I just don't think it's there.

要部署技术，必须要有高水平的，但我不为会有。

And since much of the new tech invades personal privacy it should only be introduced with evidential justification – explanation of why it is the right thing to do, based on evidence.

而且，由于许多新技术侵犯个人隐私，些技术的采用需要——基于解释为什么做某件事是对的。

Skorzeny, ever a self-mythologizer, would claim in later years that the US authorities had been clandestinely involved in helping him escape, but there is no evidential basis for this assertion.

斯科尔兹尼曾经是个自我神话者， 他在后来的几年里声称美国当局直秘密参与帮助他逃跑，但种说法没有依。