Download Video and select audio

[DajMiliona]

How to download video and select audio? https://www.europarl.europa.eu/plenary/pl/vod.html?mode=chapter&vodLanguage=PL&vodId=06fba284-7572-0ce6-22f8-200467512d63&date=20220518# In source i can find source botch words "manifest.m3u8" I can play in VLC and select language (translate). VLC can record witch selected translate and synchro, but you have to listen all if you want do download all (record). I want to download fast witch selected translate. When i was download single file mp4 and aac translate and use post procesing to join audio to video (no synchronization). In VLC always is synchro. But in VLC is too long. I Want to fast download part video, and local on my computer cut video. Sorry for my Eng