“延期偿付”常见的英文表达有 “deferral of payment” 、“postponement of payment” 或者 “extension of payment” 。
deferral of payment：强调将付款时间推迟到原定日期之后，更侧重于“延期”这个动作本身 。例如：The company has obtained a deferral of payment for the loan.（这家公司已获得贷款的延期偿付。）
postponement of payment：同样表达把付款时间延后，“postponement” 也有推迟、延后的意思，和 “deferral” 意思相近。例如：Due to financial difficulties, they requested a postponement of payment.（由于财务困难，他们要求延期偿付。）
extension of payment：更侧重于延长付款的期限，突出期限的延长这一结果。例如：We were granted an extension of payment for three months.（我们获得了三个月的延期偿付期限 。 ）