harp on about something British EnglishBrE, harp on something American English phrasal verbphr v informal TALK TO somebodyto talk about something continuously, especially in a way that is annoying or boring 唠唠叨叨,喋喋不休地谈论〔某事〕 My grandfather harps on about the war all the time. 我的祖父总是喋喋不休地说战争的事。
harp on about • But the Tories would be unwise to harp on about Mr Kinnock's.
→ harp on about something at harp2(1)