基本解釋[經(jīng)濟學]實際可用年期英漢例句雙語例句It had to be practical and useful and produce actual results in my Earthly life.它是切實可行和有用的塵世生活和生産實際的結(jié)果在我心中。molake9889.blog.163.comactual useful life更多例句詞組短語短語haha actual useful life 實際可用年期actual useful life更多詞組專業(yè)釋義經(jīng)濟學實際可用年期