arduous

英 ['ɑ?dj??s] 美['ɑrd?u?s]
  • adj. 努力的；費(fèi)力的；險(xiǎn)峻的

英英釋意

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"