harp on

• vt. 老提(唠唠叨叨地反复讲)

harp on的用法和样例：

例句

1. The old man still harps on a bout the death of his wife.
   老人仍在反复诉说他妻子去世的事。
2. She's always harping on my faults.
   她总是唠唠叨叨地谈我的过失。