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arduous

US [ˈɑrdjuəs]
UK [ˈɑː(r)djuəs]
  • adj.艰苦的;艰难的
  • Web艰巨的;费力的;费劲的
arduous
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adj.
1.
艰苦的;艰难的involving a lot of effort and energy, especially over a period of time
an arduous journey across the Andes
翻越安第斯山脉的艰苦之行
The work was arduous.
这项工作很艰巨。

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Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
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