lockwork

例句：

1. 1. The locksmith had to break the lock to open the safe.
   锁匠不得不打破锁来打开保险箱。
2. 2.The lockmaker was able to create a new key for the old one.
   锁匠能够为旧钥匙创造一个新的。
3. 3.The lockwork is intricate and requires special tools to install.
   锁具设计复杂，需要特殊的工具来安装。