free vault

例句：

1. 1.The bank has a free vault for customers to store their valuables.
   银行为顾客提供了一个免费的储藏室来存放他们的贵重物品。
2. 2.The safe is in the free vault next to the cash register.
   保险箱在收银台旁边的免费储藏室里。
3. 3. The thief managed to get into the free vault and stole all the money.
   小偷设法进入了免费的储藏室并偷走了所有的钱。