rational number

短语

[计] 有理数 [经] 有理数

发音

其它

词形变化

rational numbers 复数 rational numbers

释义与例句

n.
  1. 1.

    A number that can be expressed as the ratio of two integers.

    有理数

    数学

词汇关系

名词

同义词 1

rational

上位词 2

real real number

下位词 1

fraction

词源

From rational + number, ultimately from Latin rationalis + numerus. Compare analogous logarithm, from Ancient Greek.

来源：wiktionary