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- The square root of 64 (√64) is 8 (8 × 8 = 64).
64的平方根是8。
- The square root of 64 (√64) is 8 (8 × 8 = 64).
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。 - 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。 - So you take the square root of the product.
你应该用乘积的平方根。 - Take the square root.
取它的平方根。 - Square root of a negative number is not permitted.
不允许求负数的平方根。 - The coefficient of correlation, R, is obtained by taking the square root of R2.
相关系数R是通过把R2开平方根求得的。 - 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。 - That is the square root of k over m.
就是k/m的平方根。 - The square root of two is an irrational number.
二的平方根是一个无理数。 - Three is the square root of nine.
三是九的平方根。