order of magnitude

英 [ˌɔːdər əv ˈmæɡnɪtjuːd]

美 [ˌɔːrdər əv ˈmæɡnɪtuːd]

n.  数量级(量度物理量大小的标准，用以10为底的指数表达)

计算机

牛津词典

noun

• 数量级（量度物理量大小的标准，用以10为底的指数表达）
  a level in a system of ordering things by size or amount, where each level is higher by a factor of ten
  1. The actual measurement is two orders of magnitude (= a hundred times) greater than we expected.
     实际测量结果比我们预料的大两个量级（即一百倍）。
  2. The problem is of the same order of magnitude for all concerned.
     这个问题对有关各方的影响是一样大的。

英英释义

noun

• a degree in a continuum of size or quantity
  1. it was on the order of a mile
  2. an explosion of a low order of magnitude
  Synonym:order
• a number assigned to the ratio of two quantities
  Synonym:magnitude

双语例句

• The estimate for the building work is of the order of magnitude we were expecting.
  对建造房子所花费用的估计和我们预料的差不多。
• But it's going to give us the right order of magnitude that states are there that are accessible?
  但是它会给出我们想知道的数量级，有多少可能出现的状态？
• So there seems to be a rough agreement on at least the order of magnitude of recent job losses.
  这样看来，至少在最近的失业情况的数量级上，前后两项调查得出了大致相同的结论。
• In many cases, the price is lower by more than an order of magnitude.
  在很多情况中，价格会低一个数量级以上。
• When auxiliary heaters are turned on the chamber pressure may rise by an order of magnitude or more.
  当辅助加热器接近燃烧室工作时，压强就可能上升一个数量级或更多。
• JBind performs a full order of magnitude slower than most of the binding frameworks in these tests.
  相对于这些测试中的大多数绑定框架，JBind的执行速度慢了整整一个数量级。
• Most software projects have requirements backlogs that are too big& often by an order of magnitude.
  大多数软件项目都有庞大的需求积压&通常按照数量级进行排列。
• The variation will be on the same order of magnitude as the average itself.
  变动的值，会和平均值本身有相同的数量级。
• During pre-concept phase, the development team provides a rough order of magnitude ( ROM) for proposed release content and ( not committed) target dates.
  在制定概念前阶段，开发团队提供粗数量级（ROM）的提议发布内容和（未确定的）目标日期。
• You should aim at improving the current limits by one order of magnitude on paper.
  研究的目标应该在纸上作业把目前的实验极限提升一个数量级。