safety lock magnet

例句：

1. 1.The safety lock magnet is a crucial component in the security system.
   安全锁磁铁是安全系统的关键组成部分。
2. 2. The safety lock magnet was designed to prevent unauthorized access.
   安全锁磁铁被设计用来防止未经授权的访问。
3. 3. The safety lock magnet is used to secure the door against forced entry.
   安全锁磁铁用于将门固定，以防止强行进入。