投资回收率: investment payback timepayout timerate of return on investmentrate of return-on-investmentroi return on investment
折算: obversion; convert 短语和例子折算为现值 discount to present value; (以有价证券和实物支付的) 折算金额 computed monetary value of payments made in securities or in kind; monetary equivalent; 折算率 conversion rate; co