Install from repositories in intellij/android studio (recommended):
Settings -> Plugins -> Browse Repositories -> search i18n robot -> install.
Install from disk:
Download plugin from here, Installed with Settings -> Plugins -> Install plugin from disk.
I18n robot auto analyze strings in the selected file of the project. searching string i18n translation in i18ns.com. The most versatile and accurate translation results will be selected as the final translation. If no translation results are found on i18ns.com, it will be translated by Google translate.