revolving debt是?何为循环债务

revolving debt是?何为循环债务 循环债务(revolving debt)是什么? Revolving Letter of Credit是? debt Debt debt 与liability 意义有何差异 热力循环按循环方向可分为哪几类?何为热力循环?它按循环方向可分为哪几类? 三磷酸循环和三羧酸循环是一样的吗?有何不同呢? 企业偿债能力分析的英文翻译是?corporate’s debt repayment ability analysis还是corporate debt revolving credit facility是什么意思 revolving什么意思 “swinging around revolving是什么意思? debt at 原文是：These are used to calculate each company’s ‘debt at risk’:the probability of failure multiplied by its outstanding debt. My plane paid off中pay off意思是成功.而I have paid of my debt中意为还清”pay off到底是什么意呢? 什么是debt debt-equity debt是什么意思 debt是什么意思