margin of error

劍橋詞典

an extra amount of something, such as time or money , that you allow because there might be a mistake in your calculations
（時(shí)間、金錢等方麪的）誤差幅度，誤差數(shù)
When archaeologists date objects that are thousands of years old , they allow a margin of error of several hundred years . 考古學(xué)家在測定有數(shù)千年歷史的物躰的年代時(shí)，會(huì)允許有幾百年的誤差。
The British government estimates that its borrowing requirement this year could reach ￡150 billion , subject to a wide margin of error . 政府預(yù)計(jì)今年借款將達(dá)1500億英鎊，此數(shù)額會(huì)有較大誤差。 返回 margin of error