business as usual
一切照旧，继续进行
口语·书面语·表示情况恢复正常
英文释义
to continue with normal activities or procedures, especially in spite of difficult or challenging circumstances
例句
Even after the power outage, the office returned to business as usual within an hour.
典故来源
源自商业领域，指公司或组织在经历危机或干扰后，仍然保持正常运营的状态。