arduousKK [ˋɑrdʒuəs] /ˈɑɹdʒuəs/形容詞1艱鉅的、費力的、吃力的Rebuilding the whole database was an arduous task for the team.重建整個資料庫對團隊來說是一項艱鉅的任務。2艱苦的、難熬的After an arduous journey through the mountains, they finally reached the village.經過翻山越嶺的艱苦旅程,他們終於抵達那個村落。3險峻的、陡峭難行的The final stretch is an arduous climb up loose rock.最後一段是沿著碎石往上的險峻攀爬。