词源 |
pertinacious adj."unyielding, persistent, resolute" (in holding to a purpose, opinion, course of action, etc.), 1620s, from pertinacy "stubbornness" (late 14c.), from Latin pertinacia, from pertinax "very firm, tenacious" (see pertinacity) + -ous. Related: Pertinaciously. updated on April 15, 2020 |