求翻译：自身又长期实践，他凭着毅力，在劳动、战斗、工作各方面刻苦学习和严格要求自己，终于锻炼成具有崇高理想、坚毅的意志和刚强性格的革命战士是什么意思？

正在翻译，请等待...

Long-term practice itself, his perseverance and the labor, Combat, and all aspects of the work and study hard and strict demands on themselves, and finally reborn as a lofty ideal, determination and strong character of revolutionary fighters

Oneself practices for a long time, he by reason of the will, in the work, the fight, works various aspects to study assiduously with requests strictly oneself, finally exercises has lofty ideal, the firm and resolute will and the firm disposition revolutionary fighter

Its long-term practice, him with perseverance, in all aspects of work, fight, work hard and set strict demands on themselves, and finally exercise with lofty ideals, determination of the will and strong character of revolutionary fighters

Oneself practise for a long time, he according to willpower, work, fight, work different fields learn and are strict with oneself diligently, tempered to have lofty ideals, firm wills and revolutionary soldiers of the firm personality at last