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rational number

/ˈræʃənəl ˈnʌmbər/

翻译: 可以表示为两个整数之比或分数 p/q 的数,其中分母 q 不为零。有理数包括整数、分数以及有限小数或循环小数。

1 个条目

phrase

/ˈræʃənəl ˈnʌmbər/B2formalscientific
  • zh可以表示为两个整数之比或分数 p/q 的数,其中分母 q 不为零。有理数包括整数、分数以及有限小数或循环小数。

A number that can be expressed as the quotient or fraction p/q of two integers, where the denominator q is not zero. Rational numbers include integers, fractions, and terminating or repeating decimals.

  1. Mathematical conceptB2formal

    A number that can be expressed as the quotient or fraction p/q of two integers, where q is not zero.

    zh有理数

    • The number 3/4 is a rational number.
    • All integers are rational numbers because they can be written as a fraction with denominator 1.
    • The decimal 0.5 is a rational number because it equals 1/2.