locking phase

例句：

1. 1.During the locking phase, the system is not accessible to users.
   在锁定阶段，系统对用户不开放。
2. 2.The company has entered a locking phase for its new product.
   该公司已进入新产品的锁定阶段。
3. 3. The locking phase is crucial for the success of the project.
   锁定阶段对于项目的成败至关重要。