real number

漢語翻譯

英文解釋：

名詞 real number:

1. any rational or irrational number
   同義詞：real

例句：

1. A set having the same number of points as all the real numbers in an interval.
   閉聯集與一個區間內所有實數數目相同的點的集合
2. An expression that is the sum of a real number and a vector and that contains four terms, one real and three imaginary.
   四元數一實數和一矢量的和的表達式，有四個項，一個為實數項，另外三個為虛數項