He was sure that the man was innocent of any crime.

他确信此人是清白无罪的。

《柯林斯英汉双解大词典》

He firmly believes that she is innocent of the crime.

他坚信她是清白的。

youdao

She was found innocent of any crime.

她获判无罪。

《牛津词典》

Jurors must find a defendant not guilty even if they are not completely sure the person is innocent of any crime.

VOA: special.2009.08.31

Beyond this, his youth must be innocent of crime and chaste, his conduct irreproachable and his hands stainless.

通过这些，他的青春,将是贞洁的而不会充满犯罪，他的行为将是无可非难的，他的手将不会有任何污点。

耶鲁公开课 - 弥尔顿课程节选

Wise Blood was written by an author congenitally innocent of theory, but one with certain preoccupations.

慧血》作者从来不局限于理论范畴,而是有自己的侧重点。

耶鲁公开课 - 1945年后的美国小说课程节选

At such times, he can seem innocent of the considerable influence that he has acquired.

NEWYORKER: No Secrets

On Tuesday, Mr Gabriele insisted he was innocent of the charge of "aggravated theft".

BBC: Pope's ex-butler Gabriele 'kept top secret papers'

I'm going to do everything to prove that I am innocent of these misdeeds.

NPR: Clemens Grilled on Capitol Hill