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

• 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。
• 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。
• A subtractor ( 16) subtracts the crosstalk signal from a read signal.
  减法器（16）从读取信号中减去所述串扰信号。
• 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。
• 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。
• 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。
• The green GDP is the surplus amount of GDP that subtracts environment cost.
  绿色GDP是减去环境成本的GDP的余额。
• Since the E3 enzymes specify the subtracts, they play the most important role in the ubiquitylation reaction.
  E3酶特异地指定底物，在泛素化作用中起到了重要作用。
• Subtracts the specified date and time from this instance.
  从此实例中减去指定的日期和时间。
• The additional heuristic calculates the number of comparisons made in the current position and subtracts that from the GOOD SUFFIX shift.
  附加的启发式搜索计算当前位置进行的比较的次数，然后从良好后缀移动中减去这个数。