1
the number 3
The number 3 is my lucky number.
数字3是我的幸运数字。
三
先理解核心含义，再看它在真实句子里的用法。
三
the number 3; three
The number 3 is my lucky number.
数字3是我的幸运数字。
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。
Please write the number three on the board.
请把数字三写在黑板上。
The three of them worked together on the project.
他们三个一起做这个项目。
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。
Not this
He finished three in the race.
Use this
He finished third in the race.
表示顺序应使用序数词 'third'，而非基数词 'three'。
Not this
I have third apples.
Use this
I have three apples.
表示数量应使用基数词 'three'，而非序数词 'third'。
Choose the next layer that will help you use 3 with more confidence.
Recommended next
Missing: Collocations
Complete this area with collocations.
Includes Context & register & Memory tip
Analyze the context and learn memory tricks to remember it.
More ways to explore
Includes Synonyms & Antonyms
Expand your vocabulary with synonyms and antonyms.
Includes Spelling & sound
Explore words with similar spelling endings or sounds.
Includes Word components & Thematic vocabulary
Learn how to build related words using roots, prefixes, and thematic clusters.
Includes Idioms & Cultural references
Discover idioms, slang, and famous pop culture quotes.
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
Use 3 naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.