discounted benefits per unit of discounted costs of a project 怎么翻译啊?求解

discounted benefits per unit of discounted costs of a project 怎么翻译啊?求解 discounted rate discounted cash flow Discounted Proforma Invoice是什么意思 Heston replied that destiny should be discounted. sth be discounted by x%比如说,the dress is discounted by 30%,是指打三折,还是打七折? Friend with benefits 中文? the benefits of automobiles embrace the benefits是什么意思? social security benefits是什么意思 statement of benefits是什么意思 economic benefits是什么意思 benefits of individuality是什么意思 taxable benefits是什么意思 brighest benefits是什么意思? benefits．是什么意思? exercise benefits什么意思 accumulated benefits是什么意思