resilience
(also resiliency ) n [U]
1 quality of being springy 弹性; 弹力; 迅速恢复的能力; 适应性
an alloy combining strength and resilience 既有强度又有弹性的合金.
2 (of people) quality of being buoyant (指人)乐观的性情
Her natural resilience helped her overcome the crisis. 她生性乐观有助於她渡过难关.