уходить в работу с головой(Vadim Rouminsky); пропадать на работе(Vadim Rouminsky); полностью отдаваться работе(Vadim Rouminsky); "пахать"(z484z); гнуть спину(VLZ_58); трудиться не покладая рук(to do hard, continuous work (Merriam-Webster) | to work very hard for a long time (Cambridge Dictionary) *ONE'S nose* • It's 11:37 am...just about finished their 2 hour break in time for their 3 hour lunch. Then nose to the grindstone for 15 minutes of solid work and call it a day. Brutal working conditions...ART Vancouver); работать не покладая рук(to do hard, continuous work (Merriam-Webster) | to work very hard for a long time (Cambridge Dictionary) *ONE'S nose* • It's 11:37 am...just about finished their 2 hour break in time for their 3 hour lunch. Then nose to the grindstone for 15 minutes of solid work and call it a day. Brutal working conditions...ART Vancouver)