stand in the breach

承担责任或采取行动。
常用释义
挺身而出:在危急时刻挺身而出,承担责任或采取行动。

例句

1·Owing to China being a foreign exchange control state, foreign exchange administration departments stand in the breach of control and strike cross-border money laundering.

我国作为外汇管制国家,外汇管理部门在控制和打击跨境洗钱犯罪活动中首当其冲。