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

• The square root of two is an irrational number.
  二的平方根是一个无理数。
• 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。
• 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。
• I want to then do, I need to find the square root b squared plus h squared, right?
  我接下来要求b的平方和h的平方，的和的平方根对不对？
• It is the square root of the variance.
  这是方差的平方根。
• 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。
• Take the square root.
  取它的平方根。
• So you take the square root of the product.
  你应该用乘积的平方根。
• Square root of a negative number is not permitted.
  不允许求负数的平方根。
• 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。