harp on

基本解釋

He likes its cleanliness and order (Uzbek officials harp on Tashkent’s neatness).
他喜歡韓國的干凈和有序（烏孜別克的官員滔滔不絕地講述著塔什干的整潔）。
Mr Obama has made mistakes in foreign policy, but not the ones the Republicans harp on.
奧巴馬先生已經(jīng)在外交政策上犯了錯誤，但卻不是共和黨人喋喋不休地念叨的那一些。
Women always harp on men for their supposed lack of multitasking prowess, when in reality it’s just that men aren’t as frivolous in their focus.
女人總是喋喋不休，說男人不會一心多用，只是因為日常生活中男人在一些瑣碎的事情上并不是很專注。

He made beautiful music like this on the harp in several movies.
Not to harp on the mathematical features of this, but cubing, AX*X*X you know, if you're starting to do AX star, X star, X, every time you want to cube some value in a program, it just feels like this is going to get a little messy looking, if nothing else.
不要總是說這個的數(shù)學特性，但是體積，你們懂的，如果你開始做，在一個程序中，每次你想算幾個數(shù)值的體積，感覺它就變得,有一點凌亂的，如果沒有其他的。
哈佛公開課 - 計算機科學課程節(jié)選
I've seen like harp players on the underground and then classical music to kind of...
我在地下通道見過彈豎琴的人，也見過彈奏古典樂的……
街頭表演的魅力 - SpeakingMax英語口語達人

However, I want to harp on the fact that its just not that important.
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If you say that someone harps on a subject, or harps on about it, you mean that they keep on talking about it in a way that other people find annoying.