to abandon someone or something suddenly
誰かや何かを突然見捨てる (dareka ya nanika o totsuzen misuteru)
"He wouldn’t bail on his friends at the last minute."
"彼は最後の瞬間に友達を見捨てることはありません。" (kare wa saigo no shunkan ni tomodachi o beiru on shinai)
to treat someone the same bad way they treated others
a sudden moment of insight or creativity in AI innovation
to change opinions or decisions repeatedly
exactly as instructed
to continue hoping even when it seems impossible
a very clever or talented person