/ˈəʊvərʌn; NAmEˈoʊ-/ [] a situation when sth takes more time or money than planned超时；超支◆The contractor is responsible for the cost of overruns in time or costs.承包商要承担超时或超支费用。 () a quantity of sth produced that is extra or more than you need超量◆We will buy first-quality overruns.我们将购买超量生产的一流产品。cost overrun