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

• 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 square root of 16 is 4.
  16的平方根是4。
• However, PI and square root are a bit more common.
  然而，PI和平方根比较常见。
• Based on the specific relations of graphs and line graphs, a necessary and sufficient condition of square root graphs is obtained.
  应用图与线图之间的特定联系，得出了平方根图的一个充要条件，进一步完善了平方根图的刻画。
• 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。
• 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 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。
• It is the square root of the variance.
  这是方差的平方根。
• 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。
• 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。