an amount of money that a financial organization such as a bank is willing to lend to a person or organization to open/secure a line of credit 开立/担保信贷额度 The studio also refinanced a loan agreement with the bank to extend its line of credit to $450 million. 该工作室还与银行签订了贷款协议，将信贷额度扩大至4.5亿美元。