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

• 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。
• It is the square root of the variance.
  这是方差的平方根。
• 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。
• 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。
• The square root of 16 is 4.
  16的平方根是4。
• 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。
• 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。
• However, PI and square root are a bit more common.
  然而，PI和平方根比较常见。
• 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。