gruelling
US /ˈɡruː.ə.lɪŋ/
UK /ˈɡruː.ə.lɪŋ/
形容词
1.
严罚
extremely tiring and difficult, and demanding great effort and determination:
示例:
•
Junior doctors often have to work a gruelling 100-hour week.
在 Lingoland 学习这个单词
严罚
extremely tiring and difficult, and demanding great effort and determination: