step up the plate
挺身而出，承擔(dān)責(zé)任
口語(yǔ)·鼓勵(lì)勇于承擔(dān)
英文釋義
to take on a challenge or responsibility
例句
When our leader quit, I decided to step up the plate and take charge of the project.
典故來(lái)源
源自棒球運(yùn)動(dòng)，擊球員從準(zhǔn)備區(qū)走向本壘板（plate）準(zhǔn)備擊球，比喻面對(duì)挑戰(zhàn)時(shí)主動(dòng)承擔(dān)責(zé)任。