pointlessKK [ˋpɔɪntləs] /ˈpɔɪntləs/发音形容词1无意义的、徒劳的、白费的Arguing with him about politics is completely pointless.跟他争论政治完全是白费力气。2没有重点的、不得要领的The meeting was long and pointless, with no clear conclusion.这场会议又长又没有重点,最后也没有明确结论。3不尖的、钝的少用He handed me a pointless pencil that wouldn't write.他给我一支笔尖磨平的铅笔,根本写不出字。用这个字练口说→