It's possible to achieve this using the transformItems method in your refinementList widget to translate the facets to the desired values. Here is an InstantSearch.js example where we are updating the facet value label to display: https://codesandbox.io/s/instantsearch-vanilla-relabel-facet-889dx
If you are looking for multi-lingual search functionality then you will probably need the results to be in the target language. In this case you might want to have a look at our guide for creating a multi-lingual search experiences: