1)in vain,徒劳;无益2)shoe the goose,徒劳无益3)the futile effort,徒劳4)all for naught,徒劳5)beat the air,徒劳6)catch at shadows,徒劳7)flog a dead horse,徒劳8)lost labour,徒劳9)much cry and little wool,徒劳10)fruitlessly,徒劳地
用法和例句
Lu Xun pays attention to under the feudal culture system the mother destiny, molded ignorantly cruel, has been unable to redeem,to despair devoted, the futile effort creation, the dauntless sacrifice and so on one group of mother images, the mother life insignificant was insignificant, not onlymother own tragedy, also was the entire hum.