Does translated content cause a duplicate content issue? No, a translation is not considered duplicate content by Google. Matt Cutts, head of the webspam team at Google, explains in a video that an English version of a text and a French version of a text are different, as they have been written with a specific target audience in mind.
Read more at https://www.business2community.com/content-marketing/truth-translation-duplicate-content-01530487
You can use the translated content and mix it with your own content. That should be one way to avoid Google’s hammer.Interesting article... However, it seem that an non English text translated to English with Google translator is still considered as duplicated content of i understand it correctly!