dwell on
US /dwel ɑːn/
UK /dwel ɑːn/
1.
纠结于, 沉湎于
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.
不要纠结于过去的错误；专注于未来。
•
She tends to dwell on negative thoughts.
她倾向于沉湎于消极思想。