n enduring strength and energy
n the property of being big and strong
n the elasticity and hardness of a metal object; its ability to absorb considerable energy before cracking
n impressive difficulty
n. 有粘性, 强硬, 强健
[化] 韧性
1. She showed great toughness during the difficult times.
她在困难时期展现了极大的韧性。
2. The athlete's toughness helped him recover quickly from his injury.
这位运动员的坚韧性帮助他迅速从伤病中恢复。
3. Toughness is an important quality for anyone facing challenges.
韧性是面对挑战的每个人都重要的品质。