put your back to it

• vi. 发奋努力(下功夫)

例句

用作不及物动词 (vi.)

1. She pushed herself to pursue a musical career.
   她发奋努力去追求音乐生涯。
2. People tend to work hard at this stage of life.
   人在这个人生阶段往往发奋努力。