harp on

US /hɑːrp ɑːn/
UK /hɑːrp ɑːn/
"harp on" picture
1.

bercakap berulang kali, mengungkit

to talk or write persistently and tediously on a particular subject

:
He keeps harping on about the good old days.
Dia terus-menerus bercakap tentang zaman dahulu yang indah.
I wish she wouldn't harp on my mistakes.
Saya harap dia tidak akan mengungkit kesilapan saya.