gruelling
US /ˈɡruː.ə.lɪŋ/
UK /ˈɡruː.ə.lɪŋ/
형용사
1.
힘든
extremely tiring and difficult, and demanding great effort and determination:
예시:
•
Junior doctors often have to work a gruelling 100-hour week.
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힘든
extremely tiring and difficult, and demanding great effort and determination: