square root

英 [ˌskweə ˈruːt]

美 [ˌskwer ˈruːt]

n.  平方根

牛津词典

noun

• 平方根
  a number which when multiplied by itself produces a particular number
  1. The square root of 64 (√64) is 8 (8 × 8 = 64).
     64的平方根是8。

柯林斯词典

• 平方根
  Thesquare root ofa number is another number which produces the first number when it is multiplied by itself. For example, the square root of 16 is 4.

英英释义

noun

• a number that when multiplied by itself equals a given number

双语例句

• Sqrt square root. I'm saying, this is the name I'm going to give to this function.
  就是平方根，And，this，equates，to，that。，In，this，case，，sqrt，我说的是这是它的名字，我将给这个函数命名。
• The first line defines a function called square that takes an argument and emits its square root.
  第一行定义一个名为square的函数，该函数可接受参数并发出其平方根。
• That is the square root of k over m.
  就是k/m的平方根。
• Or, it could act like a square root machine.
  或者，它可以表现的像个开平方根的机器。
• Can occur if you try to calculate the square root or logarithm of a negative number.
  如果你试着计算否定数目的正直根或对数，能发生。
• So you take the square root of the product.
  你应该用乘积的平方根。
• Evaluation of P is simplified if the square root terms are expanded by the binomial theorem.
  如果按二项式定理展开来计算平方根，P的计算可以简化。
• The photometric signal-to-noise ratio is roughly proportional to the square root of the signal intensity.
  光度计的信噪比与信号强度的平方根粗略成比例。
• The coefficient of correlation, R, is obtained by taking the square root of R2.
  相关系数R是通过把R2开平方根求得的。
• A fast square root method based on binary float point numbers and look-up table is proposed in this paper.
  本文提出一种基于二进制浮点数结构和查表法结合的快速求浮点数平方根方法。