You need to create a translation set, so that Umbraco knows where to send translated text to within the CMS.
Translation Sets are located in the settings section.
Create Translation Set
Translation jobs that have been submitted for translation. Jobs will wait here until a translation is received back from the translation service.
Things that have come back from the translators. From here you can approve and publish the translations onto the relevant sites in Umbraco.
All your past translation jobs.