v.過分為瑣事操心；拘泥小節(jié)；惹惱

n.小牢騷；無法擺脫的煩惱；輕微疼痛

His untidiness constantly niggled her. 他邋邋遢遢總惹她討厭。

My only niggle is that they should have told me sooner. 我唯一不滿的是他們應該早點告訴我。

In his mind there was that same niggle that if he did the right thing. 在他的心里一直有著一個無法擺脫的煩惱，那就是他是否做了對的事。

He gets the occasional niggle in his right shoulder. 他的右肩有時感到輕微的疼痛。