常見例句雙語例句You basically take a weighted average of a pessimistic, expected, and optimistic estimate for the activity duration.你可以通過對最長的活動需時、預(yù)期的活動需時、最短的活動需時進行加權(quán)平均來估算活動需時。The proportions have been fixed since 1987 based on an over-optimistic estimate that annual run-off is 58bn cubic metres.自從1987年以來,基于一個過于樂觀的總水量估計(每年580億立方米),配額都是固定的。The optimistic estimate is a few days, but the mechanic can't tell us for sure until he spends more time with the RV (much like investigating a defect in our code).利觀的估計是幾天,但是直到機械師在 RV 上花費了更多時間,他才能確定的告訴我們(非常像調(diào)查代碼中的缺陷)需要多長時間。權(quán)威例句Goldman Sachs's calculations suggest that, to reduce growth from 4% to 3%, (an optimistic estimate of America's new sustainable growth rate) the financial conditions index would need to increase by 1.25 percentage points.ECONOMIST: Alan’s key TheEven that is probably a wildly optimistic estimate.ECONOMIST: China’s private surpriseWe are optimistic on our estimate largely because of the shift away from paper based transactions which will drive sales on credit cards and debit cards.FORBES: Shoppers Using Cash: Another Reason Discover Shares Could Dive Below $17 返回 optimistic estimate