英语词汇profitless的意思、用法及释义-英汉双解词典

单词	profitless
释义	profitless adj without profit1(2) 无利的; 无益的 Revising the procedure was an entirely profitless exercise. 对程序进行修改是徒劳无功的.
随便看	tenement tenet tenfold tenner tennis tennis court tennis elbow tenon tenor ten pence tenpin bowling tense tensely tenseness tensile tension tent tentacle tentative tentatively tentativeness tenterhooks tenth tent-peg tenuous

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