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

• 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。
• 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。
• 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。
• 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 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。
• 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。
• Three is the square root of nine.
  三是九的平方根。
• Take the square root.
  取它的平方根。
• However, PI and square root are a bit more common.
  然而，PI和平方根比较常见。