more than one audio language

No. But we are building an audio description feature in Stream (on SharePoint) which will allow multiple audio tracks to be uploaded. You can set one per language and let the user switch to those. I don't have a date yet for it but it's under development. You'll need to switch to Stream (on SharePoint) will hixh is uploading your videos to SharePoint onedrive and teams instead of Stream (Classic). Https://aka.ms/streamroadmap