strongroom

noun

1. （银行等的）保险库
   a room, for example in a bank, with thick walls and a strong solid door, where valuable items are kept

1. And now his strongroom for the gold.
   现在该开保险库取金币了。
2. She believed that she was there to guard the offices and the strongroom.
   她自信自己留在那是为了看办事处和那个保险库。

noun

1. a burglarproof and fireproof room in which valuables are kept