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词汇 numerator
释义

Definition of numerator in English:

numerator

noun ˈnjuːməreɪtəˈn(j)uməˌreɪdər
  • The number above the line in a vulgar fraction showing how many of the parts indicated by the denominator are taken, for example, 2 in 2/3.

    (分数中的)分子(如2/3中的2)

    Example sentencesExamples
    • If you calculate the divergence for different species of plants, you find that both the numerator and the denominator are usually Fibonacci numbers.
    • From this we observe that the rows of numerators and denominators of the terms in the Stern-Brocot tree are computed independently of each other.
    • We stop when the fraction has a numerator or a denominator of 1.
    • In other words, a number is rational if we can write it as a fraction where the numerator and denominator are both integers.
    • To convert a fraction to a percentage, divide the numerator by the denominator.

Definition of numerator in US English:

numerator

nounˈn(y)o͞oməˌrādərˈn(j)uməˌreɪdər
  • The number above the line in a common fraction showing how many of the parts indicated by the denominator are taken, for example, 2 in 2/3.

    (分数中的)分子(如2/3中的2)

    Example sentencesExamples
    • We stop when the fraction has a numerator or a denominator of 1.
    • To convert a fraction to a percentage, divide the numerator by the denominator.
    • If you calculate the divergence for different species of plants, you find that both the numerator and the denominator are usually Fibonacci numbers.
    • From this we observe that the rows of numerators and denominators of the terms in the Stern-Brocot tree are computed independently of each other.
    • In other words, a number is rational if we can write it as a fraction where the numerator and denominator are both integers.
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