rational number

词形变化：

副词: rationally | 名词: rationalness |

同义词：

sensible | reasonable | logical | sound | sane | level-headed | thinking | realistic | coherent | judicious | intellectual | enlightened | mental | dialectic | intelligent | advisable | wise | lucid | balanced | normal | cogent | rational number | noetic |

反义词：

irrational | absurd |