천체와우주 10강 빅뱅 우주

More uploads from OCW-HYU, a channel vetted in rounds 1-3 (pick mode); title passed a strict per-title check; oEmbed verified.

A 83-minute video from OCW-HYU: “천체와우주 10강 빅뱅 우주”.

Video by OCW-HYU, played through YouTube's embedded player.