arduous
短语词组
- Arduous efforts 艱辛的努力;艱辛努力
- arduous journey 跋涉;艱苦的旅行
- arduous paths 陡峭的道路
- arduous service 睏難的運行條件
- Arduous Major 艱苦專業
- And Arduous 和艱苦
- Forthcoming Arduous 艱苦的
- Survival Arduous 生存異常艱難
- arduous task 艱巨任務;艱巨的任務;任務艱巨
- make arduous efforts v . 努力奮鬭 返回 arduous