柯林斯词典thankless /ˈθæŋklɪs/ 1. ADJ If you describe a job or task as thankless, you mean that it is hard work and brings very few rewards. 費力不討好的[usu ADJ n] Football referees have a thankless task. 足球裁判的工作費力不討好。 返回 thankless剑桥词典A thankless job is difficult or unpleasant , and people do not thank you for it. 出力不討好的；徒勞無功的 Keeping the boys ' rooms tidy is a thankless task /job . 保持男孩們的房間整潔是件喫力不討好的事。 返回 thankless