arduous

Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++ar·du·ous /ˈɑːdjuəs $ ˈɑːrdʒuəs/ adjective TRY TO DO OR GET somethinginvolving a lot of strength and effort 费力的，艰巨的arduous task/work the arduous task of loading all the boxes into the van 将所有箱子搬上货车的费力活儿arduous journey/voyage an arduous journey through the mountains 穿越山区的艰苦旅程 —arduously adverb

Examples from the Corpus

arduous• The original reason for early retirement was that most military jobs in days gone by were physically arduous.• In those days, long-distance travel was slow and arduous.• Niyogi had made the police's work of extortion and intimidation more arduous.• The lives of peasants are dictated by the arduous and endless cycle of their crops.• All diary recording is arduous and this was no exception.• Today, Corbett will continue his arduous climb to the top of the park's highest peak.• A walking stick is good for balance in the water and on the arduous grades.• The long, arduous journey to Bethlehem could have resulted in a miscarriage or stillbirth.• Ralph read, an arduous process.• an arduous trip through the mountainsarduous journey/voyage• She was now faced with an arduous journey into a remote country where there might well be anarchy when Menelik died.• The long, arduous journey to Bethlehem could have resulted in a miscarriage or stillbirth.Origin arduous (1500-1600) Latin arduus “high, steep, difficult”