pull out all the stops
全力以赴，尽力而为
口语·强调全力投入
英文释义
to make a great effort or to use all available resources in order to achieve something
例句
For the final concert, the band pulled out all the stops and gave an amazing performance.
典故来源
源自管风琴演奏，'stops'是音栓，拉出所有音栓以发出最大音量，比喻全力以赴。