短语词组短语a futile effort 徒劳之举the futile effort 徒劳futile effort fruitless labor 空自劳苦Make A Futile Effort 徒劳无功Futile Effort To Stop Scandal 纸包不住火futility make a futile effort 白费力气The effort proved futile 这一努力被证明是徒劳 返回 futile effort