arduous
adj. 努力的; 艱鉅的; 難克服的; 陡峭的
Something that is arduous is difficult and tiring, and involves a lot of effort.
...a long, hot and arduous journey...
一段漫長、炎熱而又艱苦的旅程
The task was more arduous than he had calculated.
這項任務比他所估計的要艱鉅得多。
1. characterized by toilsome effort to the point of exhaustion; especially physical effort;
2. taxing to the utmost; testing powers of endurance;
3. difficult to accomplish; demanding considerable mental effort and skill;
Picking five nominees for Liverpool's player of the season was an arduous task.
挑選出利物浦本賽季最佳球員的五名候選人是個艱鉅的任務.
He never seeks credit for himself, but is always ready to take on arduous tasks.
他在榮譽面前從不伸手, 但在艱鉅任務面前卻當仁不讓.
After enduring the hardship the arduous the prospecting team discovered many new ores.
地質勘探隊員餐風飲露,歷盡辛苦,找到了不少新的礦藏.
It remains an arduous historical task in the process of our modernization drive to accomplish industrialization.
實現工業化仍然是我國現代化程序中艱鉅的歷史性任務.
The tasks of ecological protection and ecological development are still very arduous.
生態保護、生態建設的任務仍十分繁重.