OneNote comes with an excellent tool, Mini translator for reviewer who deal with foreign language every day. This tool comes as pop up when you select a text or over any word within seconds.
The pop-up lets you copy the entire translation and also helps you in pronouncing the text via speech. To get more detail you should click on search icon which is the first button. In order to select a language, click on Choose Translation Language and select which langauge you want to translate too.