mission-critical
01
任务关键, 对任务至关重要
essential to the functioning or success of a specific operation, project, or system
例子
The software update is mission-critical for ensuring the system's security.
软件更新对于确保系统的安全是至关重要的。
The backup servers are mission-critical to prevent downtime during emergencies.
备份服务器对任务至关重要，以防止在紧急情况下停机。
