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。
• That is the square root of k over m.
  就是k/m的平方根。
• Bella: I don't want to know what the square root of pi is.
  贝拉：我不是想知道圆周率的平方根。
• How much is one over two times the square root of pi?
  圆周率的平方根的二分之一是多少？
• Three is the square root of nine.
  三是九的平方根。
• 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。
• Square root of a negative number is not permitted.
  不允许求负数的平方根。
• Generally, the reduction falls as the square root of the number of terms in the series.
  通常，缩减量随着系列中术语的数量的平方根下降。
• The part of a complex number that has the square root of-1 as a factor.
  复数中含有的平方根的部分。
• 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。