A Cardinal Number is a number that says how many of something there are, such as one, two, three, four, five. An Ordinal Number is a number that tells the position of something in a list, such as 1st, 2nd, 3rd, 4th, 5th etc.

2014年8月23日 · Our numbers have a specific two-letter combination that tells us how the number sounds. For example 9th 3rd 301st What do we call these special sounds?

什麼是序數？ 英文裡的數字，可以分為兩種，一種是「基數」（cardinal number），另一種是「序數」（ordinal number）。基數就是我們熟悉的 one, two, three …，而 序數就是指「排順序」的數， 例如第一、第二為 first, second … 等依此類推。 看完以下的序數對照表，你就會更清楚是怎麼一回事，如果想深入 ...

The ordinal numbers are the numbers which indicate the exact position of something or someone at a place. Get the list of ordinal numbers from 1 to 100 with their names and chart from 1 to 20 at BYJU’S.

英语日期中rd、th的区别是对应的数字不同。 运用方法: 1、rd在日期中只用于3号和23号，3号为3rd，23号为 23rd。 rd 是third是缩写, 通常表示为: 3rd, 23rd, 33rd, 43rd等。 2、th在日期中用于4号~20号以及24号~30号, 例如 4号表示为 4th, 5号表示为 5th。 th 放在123以外的数词后, 通常表示为: 4th, 7th, 35th等。 3、rd跟th ...

sixteen th 16th seventeen th 17th eighteen th 18th nineteen th 19th twentie th 20th As you can see, 1st, 2nd, and 3rd use -st, -nd, and -rd, but 4th-20th use -th. Follow this pattern for the numbers moving forward: 21st, 31st, 41st, etc. all use -st like 1st. 22nd, 32nd, 42nd, etc. all use -nd like 2nd. 23rd, 33rd, 43rd, etc. all use -rd like 3rd.

Form Spelling of Ordinal Numbers Just add th to the cardinal number: four - fourth eleven - eleventh Exceptions: one - first two - second three - third five - fifth eight - eighth nine - ninth twelve - twelfth In compound ordinal numbers, note that only the last figure is written as an ordinal number: 421st = four hundred and twenty-first 5,111th …

2011年8月30日 · 1st,2nd,3rd,4th,5th,6th,7th,8th,9th,10th,11th,12th这些是什么意思啊这些是序数词。 序数词是指表示顺序的词，是数词的一种，主要在英语语法中讲到，英语上数词分为两大类：基数词和序数词。

2015年6月11日 · 英语中，2nd,16th和3rd怎么读？ 这三个序数词的缩写写成：second 第二third 第三sixteenth 第十六序数词的缩写，均由阿拉伯数字加上序数词的最后两个字母构成。

2025年3月19日 · The correct form is 16th, not 16st. In English, ordinal numbers are used to show position or order. For numbers ending in 6, the correct ordinal suffix is “th”, hence, sixteenth becomes 16th. For example, if you are talking about a birthday, you would say, “Today is my 16th birthday.” Always remember to apply this rule when writing or speaking about order in English. It helps in making ...