break your back (break your back)

Idiom Work

意味

to work very hard to achieve something

何かを達成するために一生懸命働く (nanika o tassei suru tame ni isshōkenmei hataraku)

例文

"He’s been breaking his back to support his family."

"彼は家族を支えるために背中を壊している。" (Kare wa kazoku o sasaeru tame ni **senaka o kowashite iru**.)