arduous
adjective
uk/ˈɑː.dʒu.əs/us/ˈɑːr.dʒu.əs/difficult,needinga lot ofeffortandenergy:
艰难的,艰巨的;费力的an arduousclimb/task/journey举步维艰的攀登/艰巨的任务/艰难的旅程
Synonyms
backbreaking
gruellingmainlyUK
laborious
Complicated and difficult to do
- advanced
- ambitious
- ambitiously
- another
- arduously
- formidable
- formidably
- get blood out of/from a stoneidiom
- grail
- gruelling
- onerous
- overdemanding
- painstaking
- picnic
- problematic
- tuff
- ultra-sensitive
- unresolved
- unsolved
- unwieldy