backbreaking
US /ˈbækˌbreɪ.kɪŋ/
UK /ˈbækˌbreɪ.kɪŋ/

形容詞
1.
骨の折れる
needing a lot of hard, physical effort and making you feel extremely tired:
例:
•
Digging the vegetable garden was backbreaking work.
Lingolandでこの単語を学ぶ

骨の折れる
needing a lot of hard, physical effort and making you feel extremely tired: