背十字架

bēishízìjià ㄅㄟ ㄕˊ ㄗˋ ㄐㄧㄚˋ

    • to suffer and sacrifice greatly for a noble cause

Character by character

Saying俗语俗語

Idiom惯用语 · Widely known

Literally
carry the cross
Meaning
Suffer and make great sacrifices for a noble cause. Approving, with a Christian image.

Sources