As part of MinT for Wikipedia Readers MVP (T359072), the Translation View (T359801) displays a machine translation for the contents of an article.
In the initial implementation, the section titles remain untranslated. For example, when translating the Moon article form english to Korean you can see titles such as "Names and etymology" written in English despite the rest of the contents being, as expected, translated into Korean:
This ticket proposes to use the machine translation of the section titles instead.