the ability to bear extreme conditions or difficult situations

He credits his hardiness to his childhood in the small farming community where he grew up. 他将自己的坚韧归功于在小农村成长的童年。

Hardiness is highly prized in this culture, second only to stoicism. 坚韧不挠在这种文化中受到高度重视，其重要性仅次于坚忍不拔。

the ability of a plant to live through the winter without protection from the weather

Many places used elm trees almost exclusively, for their hardiness and classic beauty. 许多地方几乎全部使用榆树，因为它们的耐寒性和经典外观。

The fern's fragile appearance belies its extreme hardiness. 蕨类植物脆弱的外表掩盖了它极强的耐寒性。