threshold mode

例句：

1. 1.The threshold mode is a crucial factor in determining the success of a new product launch.
   门槛模式是决定新产品成功的关键因素。
2. 2.In the threshold mode, the system is transitioning from one state to another.
   在门槛模式下，系统正在从一个状态过渡到另一个状态。
3. 3.The threshold mode is essential for maintaining optimal performance levels in a complex system.
   门槛模式对于维护复杂系统的最佳性能水平至关重要。