fail-safe design

例句：

1. 1. The company's new product has a fail-safe design to prevent the device from malfunctioning in case of power outage.
   该公司的新产品具有安全失败设计，以防止设备在停电情况下发生故障。
2. 2. The engineer implemented a fail-safe design to ensure that the equipment would not fail during extreme conditions.
   工程师实施了安全失败设计，以确保设备在极端条件下不会失效。
3. 3. The fail-safe design is crucial for maintaining the safety of the spacecraft during launch and landing.
   安全失败设计对于保持航天器发射和着陆过程中的安全性至关重要。