吃苦耐劳: endure hardships (and be capable of hard work; bear hardships and stand hard work; be hard-working and able to bear hardships; be inured to hardships
坚韧: tough and tensile; firm and tenacious 短语和例子一种坚韧的木料 a tenacious wood; 运动员在比赛中表现出坚韧的斗志。 the athletes displayed great tenacity throughout the contest