Approval.

backend/en/podcast.json

@@ -23,6 +23,8 @@
         "episode_license_explica": "Here you can name the license, the podcast episode is licensed under. ",
         "episode_keywords": "Keywords",
         "episode_keywords_explica": "Keywords describing the episode.",
-        "add_new_episode": "Add a new episode"
+        "add_new_episode": "Add a new episode",
+        "duration": "Duration",
+        "publication_time": "Publication time"
     }
 }