| 单词 | persistent |
| 释义 | persistent —persistently, adv. /peuhr sis"teuhnt, -zis"-/, adj. 1. persisting, esp. in spite of opposition, obstacles, discouragement, etc.; persevering: a most annoyingly persistent young man. 2. lasting or enduring tenaciously: the persistent aroma of verbena; a persistent cough. 3. constantly repeated; continued: persistent noise. 4. Biol. a. continuing or permanent. b. having continuity of phylogenetic characteristics. 5. Bot. remaining attached beyond the usual time, as flowers, flower parts, or leaves. [1820-30; < L persistent- (s. of persistens), prp. of persistere to PERSIST; see -ENT] Syn. 1. indefatigable, pertinacious, tenacious. See stubborn. 3. steady. Ant. 3. sporadic. |
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