A letter of credit can be revocable (i.e. it can be cancelled by the customer or the bank) or irrevocable (it cannot be cancelled).
A letter of credit can be revocable (i.e. it can be cancelled by the customer or the bank) or irrevocable (it cannot be cancelled).
它分可撤销信用证（即客户或银行可将其撤销）和不可撤销信用证。