柯林斯词典safe deposit box (safe deposit boxes) 1. N-COUNT A safe deposit box is a small box, usually kept in a special room in a bank, in which you can store valuable objects. (银行) 保管箱 返回 safe deposit box剑桥词典a strong box in a bank where you can keep money or valuable things （银行里的）贵重物品保管箱，保险箱 返回 safe deposit box