pertinacious
adj.
1620s, from pertinacy (late 14c.; see pertinacity) + -ous. Related: Pertinaciously.
词汇 | pertinacious |
词根词缀 | Online Etymology Dictionary pertinacious adj. 1620s, from pertinacy (late 14c.; see pertinacity) + -ous. Related: Pertinaciously. |
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