purposeless /ˈpɚpəsləs/ adjective Learner's definition of PURPOSELESS
: having or seeming to have no purpose or reason漫无目的的；无意义的 -
I have to go to another purposeless [=(more commonly) pointless, useless] meeting tonight.今晚我还得去参加另一场毫无意义的会议。
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purposeless suffering毫无意义的苦难