persistence

1. N-UNCOUNT If you have persistence, you continue to do something even though it is difficult or other people are against it. 坚持不懈; 执著

Skill comes only with practice, patience, and persistence. 只有通过练习、耐心和坚持不懈才能获得技能。

2. N-UNCOUNT Thepersistenceof something, especially something bad, is the fact of its continuing to exist for a long time. (尤指坏事物的) 持续存在

...an expression of concern at the persistence of inflation and high interest rates. …对持续通货膨胀和高利率所表示的关注。