persevering

动词 persevere:

1. be persistent, refuse to stop
   同义词：persevere, persist, hang in, hang on, hold on

形容词 persevering:

1. quietly and steadily persevering especially in detail or exactness
   同义词：diligent

1. David attributed his company's success to the unity of all the staff and their persevering hard work.
   大卫说他们公司之所以获得成功是由于全体员工的团结和坚持不懈努力工作的结果。
2. He is a persevering student.
   他是个有恒心的学生。
3. Refusing to give up or let go; persevering obstinately.
   坚持不懈的，执意的拒绝放弃或听任的; 顽固坚持的
4. A few persevering climbers finally reached the top.
   少数几个攀登者坚忍不拔，终於登上了顶峰。