| 词汇 | sagacity |
| 词根词缀 | 词源： 1540s, from M.Fr. sagacité, from L. sagacitatem (nom. sagacitas) "quality of being acute," from sagax (gen. sagacis) "of quick perception," related to sagus "prophetic," sagire "perceive keenly," from PIE base *sag- "to track down, trace, seek" (cf. O.E. secan "to seek;" see seek). Also used 17c.-18c. of animals, meaning "acute sense of smell." |
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