行: go屡叶隔板: splitter屡受侮辱: receive insult on insult屡月经年: month after month and year after year -- for a long time屡试屡踬: fail at each trial屡遭不测: a succession of misfortunes has befallen someone屡试屡验: prove successful in every test屡遭失败: suffer defeat after defeat屡试不爽选股理论: dartboard theory屡战屡败的票房毒药麦当娜: madonna屡试不爽: have proved effective every time; as often as it is used, it proves accurate.; effective every time it is used; have stood numerous tests; have the same result or reaction after try; prove successful in every test; put to repeated tests and proved right; repeated tests have shown it to work well