the number 3
The number 3 is my lucky number.
数字3是我的幸运数字。
黑客语中代替字母 E/e；在leet语中替代字母E/e；基数,一加一加一的和
the number 3; three
在leet语中替代字母E/e
Replaces the letter E/e in leetspeak.
基数,一加一加一的和
the cardinal number that is the sum of one and one and one
Three is considered a lucky number in many cultures.
三在许多文化中被视为幸运数字。
用法提示：此处 'three' 用作名词，表示数字三。
Please write the number three on the board.
请把数字三写在黑板上。
用法提示：此处 'three' 用作名词，指具体的数字。
The three of them worked together on the project.
他们三个一起做这个项目。
用法提示：此处 'three' 用作名词，构成 'the three' 表示三个人。
The number 3 is my lucky number.
数字3是我的幸运数字。
作名词时，可表示数字或得分。
She got a 3 on the test.
她考试得了3分。
grammar · medium
易错句子He finished three in the race.
正确表达He finished third in the race.
表示顺序应使用序数词 'third'，而非基数词 'three'。
grammar · medium
易错句子I have third apples.
正确表达I have three apples.
表示数量应使用基数词 'three'，而非序数词 'third'。
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