te·na·cious /təˈneɪʃəs/ adjectiveadj 1 DETERMINEDdetermined to do something and unwilling to stop trying even when the situation becomes difficult 坚持的;坚韧不拔的;顽强的 a tenacious negotiator 锲而不舍的谈判者
► see thesaurus at determined 2 tenacious beliefs, ideas etc continue to have a lot of influence for a long time 经久不变的,牢固的 a tenacious religious tradition that is still practised in Shinto temples 神道教庙宇中仍然践行的一个经久不变的宗教传统
—tenaciously adverbadv
—tenacity /təˈnæsəti/ noun [uncountableU]