cardinal number
原始詞典資料3 筆記錄
這個字我們還沒有寫成教學內容。以下是外部詞典記錄的用法，原文照列，方便你先看懂它的意思。
cardinal numbernoun
- 1
A number used to denote quantity; a counting number; a cardinal.
- The smallest cardinal numbers are 0, 1, 2, and 3.
- The cardinal number “three” can be represented as “3” or “three”.
- 2
mathematicssciencesA generalized kind of number used to denote the size of a set, including infinite sets.
- This cardinal number is the smallest of the infinite cardinal numbers; it is the one to which Cantor has appropriated the Hebrew Aleph with the suffix 0, to distinguish it from larger infinite cardinals. Thus the name of the smallest of infinite cardinals is ℵ₀.
- 3
grammarhuman-scienceslinguisticsA word that expresses a countable quantity; a cardinal numeral.
- “Three” is a cardinal number, while “third” is an ordinal number.
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。