I gave it everything I got 젖먹던 힘까지 썼어 / muster all my strength

Mustering all my strength, I struggle to the surface for a monent, fighting the water with my paws. 305p

*muster (용기, 힘) 을 내다, 자신감을 갖다
muster (up) the courage/confidence/energy to do sth 할 용기를 내다/ 자신감을 갖다/힘을 내다

https://youtu.be/nZCBa6NZKcc

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젖먹던 힘까지 냈다 영어로
I gave it everything I got.