How difficult would it be to attack them from the water, like a archerfish. Think about it from the refraction of light. Twitter. / physics_engine0 Sub channel. / @物理エンジンくん裏 #物理エンジンくん
All around foreign channels, I only watched this channel. Cuz his instant experimental gag made me laugh. I hopefully they makes much more various subtitles to many people
