She has always maintained her innocence.

她一直坚持说她是无辜的。

《牛津词典》

The former minister during Nestor Kirchner's presidency has always maintained her innocence.

BBC: Former Argentine Finance Minister Felisa Miceli

She has maintained her innocence, and the case has drawn widespread media coverage and attention from U.S. lawmakers as family members push for her freedom.

CNN: Will new video convince Mexican judge to free U.S. mom?

Maldonado maintained her innocence Wednesday.

CNN: Arizona mom turns to scripture to survive in Mexican jail