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

• It is the square root of the variance.
  这是方差的平方根。
• Three is the square root of nine.
  三是九的平方根。
• Square root of a negative number is not permitted.
  不允许求负数的平方根。
• 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。
• So you see the connection is always through this square root of two.
  所以你看联系总是，在于2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。
• I can sort of understand that although the square root is hard to see.
  我大概能理解它，即使平方根很难看到。
• 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。
• 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。
• The square root of two is an irrational number.
  二的平方根是一个无理数。