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。
• 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。
• Square root of a negative number is not permitted.
  不允许求负数的平方根。
• So you take the square root of the product.
  你应该用乘积的平方根。
• 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。
• 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。
• 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。
• 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。
• So the square root on top gets divided by one factor of pressure.
  所以上面的平方根，除以一个压强因子。