safe-deposit box

基本解释

Can I use a safe-deposit box?
我能用个保险箱吗？
Down in the safe-deposit vaults, he raised the lid of his long metal box .
在地下室安全库里，他揭开他那只长长的金属保险箱的箱盖。
www.translation-dictionary.net
Further, gold is not only prohibitive to purchase these days;it's expensive to keep, lying in a guarded safe-deposit box.
进一步讲，黄金在当今不仅禁止买卖，储存也成本很高，需要放在看守严密的保险箱内。

When she died, he found a safe-deposit box but no key.
ECONOMIST: Hollywood memoirs
Giel Mans, a diamond-dealer suspected of luring investors with the promise of riches from profiting from diamond investments, pleaded with a Port Elizabeth Magistrate judge to release him on bail, telling the judge that a safe-deposit box in London contained diamonds worth millions of dollars that could be used to repay his investors.
FORBES: Jailed Ponzi Schemer: Set Me Free And I'll Show You My $10 Million Diamond Stash
The 3.75-carat sparkler was discovered in an abandoned safe deposit box and was sold to a private buyer on eBay.
FORBES: Magazine Article

A safe deposit box is a small box, usually kept in a special room in a bank, in which you can store valuable objects.