subtracts

英 [səbˈtrækts]

美 [səbˈtrækts]

v.  减; 减去
subtract的第三人称单数

柯林斯词典

• VERB 减;减去
  If yousubtractone numberfromanother, you do a calculation in which you take it away from the other number. For example, if you subtract 3 from 5, you get 2.
  1. Mandy subtracted the date of birth from the date of death...
     曼迪用去世的日期减去出生的日期。
  2. We have subtracted $25 per adult to arrive at a basic room rate.
     我们已给每位成人房客减去了 25 美元，这就是基本的房费价格了。

双语例句

• It subtracts the flow of the information on the Internet and improves the performance of the network information processing.
  它可以有效减少网络信息流量，提高网络信息处理的性能。
• That subtracts nothing from his merit.
  那丝毫也没有减损他的功绩。
• It exploits the poverty of the coupling matrix to a uniform linear array ( ULA), subtracts two subarrays with the same structures and coupling characteristic, estimates the DOAs using ESPRIT and then obtains the coupling parameters in the Least-Square ( LS) sense.
  利用了均匀线阵互耦矩阵的特点，在阵列中找出互耦结构相同的两个子阵，利用ESPRIT方法得到角度估计，再从最小方差（LS-Leastsquare）拟合出发获得互耦参数的估计。
• Subtracts the specified date and time from this instance.
  从此实例中减去指定的日期和时间。
• Second, the author suggests that the rate of exchange rate depreciation equal targeted domestic inflation rate subtracts foreign expected inflation rate and production rate. In accord with this, the rule of central exchange rate can be timely adjusted.
  其次，提出按照汇率贬值率等于本国目标通货膨胀率减去国外预期通货膨胀率，并扣除估计的生产率偏差为依据，来适时调整中心汇率的规则。
• Getting a grade like a B-plus or a C-minus adds or subtracts a few tenths of a point.
  B+或C-意味着在每个分数上加上或减去几个0.1分。
• Because of tracking under static background whose the background is fixed, so long as the background is real-time updated at different times, then the current frame subtracts the background image to realize target tracking.
  当在静态背景情况下进行目标跟踪时，只要实时的更新不同时刻的静态背景，然后再用当前帧减去背景图像即可提出被跟踪的目标。
• Subtracts one value from another and pushes the result onto the evaluation stack.
  从其他值中减去一个值并将结果推送到计算堆栈上。
• Background subtraction is a commonly used moving objects detection method, it subtracts the background model which is stored beforehand or observed in time from the current frame, by threshold operation getting moving objects.
  减背景技术是一种常用的运动对象检测方法，其基本思想是将视频中当前帧图象与事先存储的或实时得到的背景模型相减，通过阈值操作，得出运动区域。
• A businessman usually subtracts his costs from his gross profits.
  通常商人从毛利中减去他的成本。