| 单词 | pertinacity |
| 释义 | pertinacity /perr'tn as"i tee/, n. the quality of being pertinacious; persistence. [1495-1505; < LL pertinacitas, for L pertinacia stubbornness, perseverance ( > obs. pertinacy), equiv. to pertinaci- (s. of pertinax) steadfast, stubborn + -tas -TY2. See PER-, TENACITY] Syn. firmness, determination, resolution. See perseverance. |
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