arduous
英 ['ɑ?dj??s]
美['ɑrd?u?s]
- adj. 努力的；费力的；险峻的
英英释意
- 1. characterized by toilsome effort to the point of exhaustion; especially physical effort;
- "worked their arduous way up the mining valley"
- "a grueling campaign"
- "hard labor"
- "heavy work"
- "heavy going"
- "spent many laborious hours on the project"
- "set a punishing pace"
- 2. taxing to the utmost; testing powers of endurance;
- "his final, straining burst of speed"
- "a strenuous task"
- "your willingness after these six arduous days to remain here"- F.D.Roosevelt
- 3. difficult to accomplish; demanding considerable mental effort and skill;
- "the arduous work of preparing a dictionary"