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复数形式
ordinals
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序数, 顺序数
a number that indicates the position of something in a sequence, such as third, second, etc.
- In a race, the runner who finishes in first place is said to be the winner of the first ordinal.
在一场比赛中，第一个完成比赛的跑者被称为第一个序数的赢家。
- The ordinal "third" indicates the position of an item or individual in a sequence counting from the beginning.
序数 "第三"表示从开始计数的序列中某个项目或个人的位置。
- Historians use ordinals to chronologically arrange events in history textbooks.
历史学家使用序数按时间顺序排列历史教科书中的事件。
- The ordinal "second" denotes the place of the person who finishes after the first in a competition or ranking.
序数“第二”表示在比赛或排名中紧随第一名之后完成的人的位置。
- Mathematics often uses ordinals to denote the positions in ordered sets or sequences, distinguishing each item by its rank.
数学中常用序数来表示有序集合或序列中的位置，通过其等级来区分每个项目。
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