He once worked as porter in a commercial bank.他曾在一家商业银行当杂务工。Mexico and the Philippines have both concluded agreements with their commercial bank creditors.墨西哥和菲律宾均已与商业银行债权人达成了协议。The commercial bank is willing to lend money to these customers.这家商业银行愿意把钱贷给这些客户。