work your fingers to the bone

US /wɜrk yʊər ˈfɪŋɡərz tu ðə boʊn/
UK /wɜrk yʊər ˈfɪŋɡərz tu ðə boʊn/
"work your fingers to the bone" picture
1.

bekerja keras sekali, bekerja sampai lelah

to work extremely hard, often to the point of exhaustion

:
She had to work her fingers to the bone to support her family.
Dia harus bekerja keras sekali untuk menafkahi keluarganya.
He's been working his fingers to the bone on this project for months.
Dia sudah bekerja keras sekali pada proyek ini selama berbulan-bulan.