fuse arming computer

例句：

1. 2. 连接；使结合3.
   电路
2. 1. The fuse in the circuit protects it from overheating.
   电路中的保险丝保护它免受过热。
3. 2. The fuse is designed to break when the current exceeds a certain level.
   保险丝设计成在电流超过一定水平时断开。
4. 3. The fuse was replaced after the power surge damaged it.
   电涌损坏了保险丝，所以把它换了。