a word, document, etc. that is translated (= changed into a different language) in a way that is not correct

The book is marred by sloppy research, including mistranslations of documents. 这本书被不够严谨的研究和对文件的误译毁掉了。

This is, unfortunately, a mis-translation of the original Hebrew.

the fact that a word, document, etc. is translated (= changed into a different language) in a way that is not correct

She focuses on the problems of translation and mistranslation.

He was accused of misquotation, manipulation, and mis-translation. 他被指责错误地引用、篡改（文本）和提供错误的翻译。