a place or situation where things are lost, never to be found again
物事が失われ、二度と見つからない場所または状況 (monogoto ga ushinaware, nido to mitsukaranai basho matawa joukyou)
"The document I was looking for seems to have disappeared into a black hole."
"私が探していた文書はブラックホールに消えてしまったようです。" (Watashi ga sagashite ita bunsho wa burakku hōru ni kiete shimatta yō desu.)
to take responsibility for someone and help them learn
the extent to which consumers are familiar with a brand
something that has great potential to become exceptional
to beat or trick a system that uses AI or automation
to punish someone severely
to balance between two difficult choices or opposing sides