It's without a shadow of doubt the best movie I've ever watched.

毫无疑问，这是我看过最好看的电影。

youdao

There is not a shadow of doubt.

没有丝毫的怀疑。

youdao

The origin of Tuesday's attack is identified beyond a shadow of doubt.

周二的攻击来源无疑是确定的。

youdao

Even the expulsion of Satan from heaven was not sufficient to prove beyond a shadow of a doubt the legitimate authority of God.

即使是将撒旦逐出天堂也不足以,无可置疑的证明上帝的至高权威。

耶鲁公开课 - 弥尔顿课程节选

Police said it was "without a shadow of doubt" that Laura had saved the man's life.

BBC: Darlington teenager Laura Dean saves pensioner's life

"Right, " I said, a shadow of doubt, a cloud floating across my sun.

NPR: Excerpt: 'Warm Springs'

This strikes me as a pretty high threshold given that for a jury to convict there should evidence beyond a shadow of a doubt that the defendant is guilty.

FORBES: The Innocence of Troy Davis