real number

名词 n.
中文释义

英文释义

名词 n.
  1. The limit of a convergent sequence of rational numbers, whether the limit is a rational number such as 2, -5, or 2/7 or whether the limit is an irrational number such as the square root of two or the circumference of the circle whose radius is one.
    — Every integer is a real number, but not vice versa.
  2. A floating-point number.
    — Even if you pass sqrt an integer, it returns a real number.

词形变化

real numbers plural

词汇关系

反义词
imaginary number
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