harp on
US /hɑːrp ɑːn/
UK /hɑːrp ɑːn/

1.
嘮叨, 糾纏
to talk or write persistently and tediously on a particular subject
:
•
He keeps harping on about the good old days.
他老是嘮叨著過去的好時光。
•
I wish she wouldn't harp on my mistakes.
我希望她不要老是糾纏我的錯誤。
嘮叨, 糾纏
to talk or write persistently and tediously on a particular subject