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

• So you take the square root of the product.
  你应该用乘积的平方根。
• It is the square root of the variance.
  这是方差的平方根。
• However, PI and square root are a bit more common.
  然而，PI和平方根比较常见。
• The square root of two is an irrational number.
  二的平方根是一个无理数。
• 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。
• 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。
• 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。
• Take the square root.
  取它的平方根。
• 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。
• 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。