As documented here: https://developer.android.com/guide/topics/resources/localization#mark-message-parts
To mark text that should not be translated, use an placeholder tag. Here is an example tag that ensures the text "%1$s" isn't changed during translation (otherwise it could break the message):
I'm bit confused here. Since with the Translation Editor I always need to explicitly put the translation for every key. So I'm not getting what it means - tag that ensures the text isn't changed during translation
Could someone please help me understand?