fail-safe
📖 中文释义
- n. 自动防故障装置
- a. 自动防故障装置的
- [计] 故障保险
🧩 词形变化
复数 fail-safes
📘 English Definition（英文释义）
- n. a mechanism capable of returning to a safe state in case there is a failure or malfunction
- s. guaranteed not to fail
- s. eliminating danger by compensating automatically for a failure or malfunction