dwell on

US /dwel ɑːn/
UK /dwel ɑːn/
"dwell on" picture
1.

연연하다, 골똘히 생각하다

to think, speak, or write at length about (a particular subject, especially one that is a source of unhappiness, anxiety, or dissatisfaction)

:
Don't dwell on your past mistakes; focus on the future.
과거의 실수에 연연하지 말고 미래에 집중해.
She tends to dwell on negative thoughts.
그녀는 부정적인 생각에 사로잡히는 경향이 있어.