locking action

例句：

1. 1. The car was locked and we couldn't get in.
   这辆车被锁了，我们进不去。
2. 2. The door is locked, so you can't go out until someone opens it.
   门被锁了，所以直到有人打开它你都不能出去。
3. 3. The thief had to lock the safe before he could steal the money.
   这个小偷在偷钱之前必须先锁上保险箱。