dead bolt lock

例句：

1. 1. The safe is secured with a deadbolt lock.
   这个保险箱用了一个死门锁定装置来锁住。
2. 2. The door had a deadbolt lock that was difficult to open.
   这扇门有一个难以打开的死门锁定装置。
3. 3.The security system uses a deadbolt lock to prevent unauthorized access.
   这个安全系统使用了死门锁定装置以防止未经授权的访问。