Yes! Bloomz allows for content translation, so posts/announcements/ alerts made in a group or classroom will now have the option to be translated to the user's preferred language. However, Message translation is a premium feature. You can read more about Content Translation below - 

Setting My Preferred Language

Seeing Content in My Preferred Language

We now support translation for 108 languages

PS: Translation of POSTS, ANNOUNCEMENTS, and ALERTS - is free for parents and teachers 

Translation of MESSAGES - is a premium feature, available through Teacher premium for teachers and parents or through Parent Premium just for the parent.