capped fuse

例句：

1. 1.The circuit was capped to prevent short circuits.
   电路被封闭以防止短路。
2. 2. The fuse was capped by the manufacturer to ensure safety.
   保险丝被制造商封闭以确保安全。
3. 3. The capped fuse is used to protect the electronics from overheating.
   封闭的保险丝用于保护电子设备免受过热损害。