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- 软骨性的有软骨组织结构的；坚固、坚韧而又有弹性的
Having the texture of cartilage; firm and tough, yet flexible.
- 一种坚韧的全天候织物
A tough all-weather fabric.
- 她有非凡的自立的精神和坚韧不拔的精神。
She have an unusual degree of self-reliance and mental toughness.
- 因为坚韧不拔的性格她成功了。
She was successful for her fortitude character.
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