be on about sth
談論(某事);有…的意思
to talk about sth; to mean sth
I didn't know what he was on about. It didn't make sense.我不知道他說的是什麼,他說得不清不楚的。
be / go / keep on about sth貶義
抱怨;嘮叨;發牢騷
to talk in a boring or complaining way about sth
Stop keeping on about it!別再嘮叨那件事了!
釋義來自《牛津高階英漢雙解詞典》第 9 版