1.banking business 金融业、银行业
例句：Credit Lyonnais is in the banking business.
里昂信贷银行从事金融业务。

2.bank charges 银行手续费
例句：One significant expense is bank charges, which all businesses are forced to pay.
费用中很大的一笔是银行手续费，所有企业都必须支付。

3.banner towing 条幅广告

4.banqueting manager （酒店的）宴会经理

5.bar code 条形码
例句：The shop assistant scanned the bar code to check the price.
店员对条形码扫描以核对价格。