a small box with a button or dials (= moving parts) that allow you to enter a particular series of numbers in order to open the box and get the keys kept inside it

A lockbox gives agents access to your house key so they can show your home any time a buyer wants to see it. 钥匙锁盒可以让中介拿到你的房子钥匙，这样他们就可以在买家想看你的房子的时候带他们去看。

A lock box is a small, sturdy metal box that’s affixed to your front door, with a key to your house inside. 钥匙锁盒是一个小而坚固的金属盒，装在你的前门上，里面有你房子的钥匙。

any box that can be locked shut

Most players keep jewelry in a lockbox when they play. 大多数球员在比赛时把珠宝放在锁箱里。

Pending federal approval, the airline plans to install the guns in electronically coded lock boxes in all planes. 在获得联邦政府批准之后，航空公司将会在所有飞机上安装电子密码锁箱，里面放上枪支。

a service provided by banks in which a company's customers send payments directly to a bank so that the money can be paid immediately into the company's bank account

Our lockbox service provides your business quicker access to your accounts receivables. 本行之存款箱业务能让贵公司快捷查检应收帐款。

Banks can set up "lock boxes" where receipts can go directly into the account without employees handling it. 银行可设置“存款箱”，让进款直接存入账户而无需客户雇员经手。