to become addicted or very interested in something
何かに夢中になるか、非常に興味を持つ (nanika ni muchū ni naru ka, hijō ni kyōmi o motsu)
"He got hooked on playing chess after just one game."
"彼は一回のゲームでチェスに夢中になった。" (Kare wa ikkai no gēmu de chesu ni muchū ni natta.)
a very thin person
someone who looks innocent but might not be
to build or start something completely from the beginning
to argue against an idea to test how strong it is
to transfer responsibility or control to someone else
the most ethical or moral action to take