1
seventy [plural noun]
直接修饰可数名词复数。
There are seventy students in the class.
班上有七十名学生。
七十
先理解核心含义，再看它在真实句子里的用法。
七十
seventy
There are seventy students in the class.
班上有七十名学生。
十与七的乘积,即基数七十
the cardinal number that is the product of ten and seven
Seventy is the number of days in the project, so we have plenty of time.
七十是这个项目的天数，所以我们有充足的时间。
Please write seventy at the top of the answer sheet.
请在答题卡顶部写上七十。
The child counted all the way to seventy without making a mistake.
那孩子一直数到七十都没有出错。
直接修饰可数名词复数。
There are seventy students in the class.
班上有七十名学生。
表示年龄介于70到79岁之间。
My grandfather is in his seventies.
我的祖父七十多岁。
表示百分比，后接名词。
Seventy percent of the work is done.
百分之七十的工作已经完成。
特指某一组七十个事物。
The seventy delegates voted unanimously.
这七十名代表一致投票。
Not this
I have seventy book on the shelf.
Use this
I have seventy books on the shelf.
英语中，数词seventy后接可数名词要用复数形式，而汉语没有复数变化，学习者容易忽略加-s。
Not this
My grandmother is seventy years old.
Use this
My grandmother is seventeen years old.
学习者可能混淆seventy和seventeen的发音或拼写，导致语义错误。应使用正确的数字表达实际年龄。
Choose the next layer that will help you use seventy with more confidence.
Includes Synonyms & Antonyms
Expand your vocabulary with synonyms and antonyms.
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
七十岁
My grandmother is seventy years old.
我的祖母七十岁了。
百分之七十
Seventy percent of the students passed the exam.
百分之七十的学生通过了考试。
七十美元
The ticket costs seventy dollars.
这张票售价七十美元。
七十人
There were seventy people at the meeting.
有七十人参加了会议。
每小时七十英里
The speed limit is seventy miles per hour.
限速为每小时七十英里。
七十页
The report is seventy pages long.
这份报告有七十页长。
七十个七次（喻指无限次宽容）
You should forgive him, even if he makes the same mistake seventy times seven.
即使他犯同样的错误七十个七次，你也应该原谅他。
我告诉你，不是七次，而是七十个七次。
He forgave his brother seventy times seven.
他饶恕了他的兄弟七十个七次。
Use seventy naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
七乘以十等于七十
中性，常用于计数、年龄、数量等场合
No words perfectly rhyme with 'seventy' due to its distinct stress and consonant sequence. Words like 'twenty' and 'plenty' share the '-enty' spelling but have different vowel lengths and consonant clusters. Other '-ty' numbers differ in vowel sounds.
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.