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

• I did a demonstration to show you that the time is proportional to the square root of h.
  我那次只不过是一个演示，用以证明时间，与根号h成正比。
• Square root of a negative number is not permitted.
  不允许求负数的平方根。
• 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。
• I want to then do, I need to find the square root b squared plus h squared, right?
  我接下来要求b的平方和h的平方，的和的平方根对不对？
• We don't have that square root of one minus x squared anymore.
  这里没有1-x的平方的平方根了。
• So you see the connection is always through this square root of two.
  所以你看联系总是，在于2平方根。
• It is the square root of the variance.
  这是方差的平方根。
• Each observation could have been weighted inversely as the distance or as the square root of the frequence.
  每次观测可以倒过来加权作为距离或作为频率的平方根。
• 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 positive square root of the variance is called the standard deviation.
  方差的正的平方根叫做标准差。