lock cover

例句：

1. 1. The car's trunk islocked with a padlock.
   这辆车的后备箱用一个挂锁锁上了。
2. 2. Thesafe has a lock cover that can beremoved to access the contents.
   这个保险柜有一个可以拆卸的锁盖，可以打开查看内容。
3. 3. The door was locked from theinside, and we couldn't getit open without breaking the lock cover.
   门从里面锁上了，我们没有破坏锁盖就无法打开。