本篇摘要
「兩年一次」英文表達方式眾多,但常用的只需記三個:every two years(最常用、最安全)、once every two years(最清楚、最不易誤會)、biennial(正式文件與活動名稱)。易犯的錯誤是用biannual(其實是一年兩次)或twice a year。不同情境選用不同表達:日常對話用every two years、Email用once every two years、正式文件用biennial、技術文件可用every 24 months。
- 『兩年一次』三選:every two years、once every two years、biennial
- biannual錯誤=一年兩次、勿混淆
- 正式文件與活動名稱用biennial
- 日常對話與規定用every two years最安全
- Email、說明文字用once every two years最清楚
本篇目錄(27 節)
老喬整理了「兩年一次」的常見用法,並附上範例句、常見錯誤給各位參考
本文關鍵字:
- 兩年一次 英文
- every two years
- biennial
- once every two years
「兩年一次」英文怎麼說?先記住這 3 個就夠了
如果你只是想知道「兩年一次」英文該怎麼用,
90% 的情況下,只要記住下面這三個就不會錯:
- every two years(最常用、最安全)
- once every two years(最清楚、不容易被誤會)
- biennial(正式文件、活動名稱常用)
其他寫法多半是變形或情境用法,
不是錯,但沒有必要優先使用。
如果你要表達的其實是「一年一次」而不是「兩年一次」,方向完全不同,可以參考Anniversary vs Wedding Anniversary 差在哪?一次搞懂英文真正用法,兩個詞常被搞混。
最常被用錯的「兩年一次」英文(先避開這些)
在實際使用中,下面這幾個最容易造成誤會,建議避免使用:
- biannual
表示「一年兩次」,不是「兩年一次」 - twice a year
表示「一年兩次」,與「兩年一次」概念完全不同 - bi-yearly
非標準用法,容易造成理解混亂
不同情境下,該用哪一種「兩年一次」英文?
| 使用情境 | 建議用法 |
|---|---|
| 日常對話 | every two years |
| Email、說明文字 | once every two years |
| 規定、制度描述 | every two years |
| 活動名稱、正式文件 | biennial |
| 技術文件、維護週期 | every 24 months |
如果情境是慶祝性質的紀念日而不是規定或週期,句型會不太一樣,可以參考結婚紀念日英文寫法對照:第一年到第二十年怎麼寫才正確?,裡面用的是週年數字而不是「多久一次」的頻率句型。
所有可見過的「兩年一次」英文寫法整理(進階參考)
以下整理的是實際可能看過的表達方式,
依照「是否推薦」與「使用情境」分類說明:
- biennial(正式文件/活動名稱,推薦)
- biennially(正式副詞用法)
- every two years(日常與書面皆可,強烈推薦)
- once every two years(語意最清楚,推薦)
- every other year(口語常見,可用)
- every second year(可理解,但可能產生歧義)
- at two-year intervals(正式文件用法)
- on a biennial basis(商務與制度用語)
- every 24 months(技術或維修文件)
- once per two years(可理解,但不建議優先使用)
常見用法例句
biennial(正式用法)
The Venice Biennial is one of the most prestigious art exhibitions in the world.
biennially(正式副詞)
The committee meets biennially to review company policies.
every two years(最常見)
The Olympic Games are held every two years.
every other year(口語)
Our family reunion takes place every other year.
once every two years(語意清楚)
Employees must complete this training once every two years.
every 24 months(技術文件)
The equipment requires inspection every 24 months.
延伸整理:30 種你可能看過的「兩年一次」英文寫法
- biennial (形容詞)
- biennially (副詞)
- every two years
- every other year
- once every two years
- once in two years
- every second year
- at two-year intervals
- with a two-year interval
- on a biennial basis
- recurring every two years
- held every two years
- conducted biennially
- scheduled biennially
- occurring every two years
- taking place biennially
- every 24 months
- biennial occurrence
- once each two years
- at intervals of two years
- each and every two years
- every two-year period
- every two-year span
- in two-year cycles
- biennial in nature
- happens every two years
- organized biennially
- every two years on the calendar
- once per two years
- on a two-year rotation
常用的「兩年一次」的例句與使用情境
biennial (最正式的用法)
常見在正式場合
例:The Venice Biennial is one of the most prestigious art exhibitions in the world.
biennially (正式的副詞形式)
常見在正式場合
例:The committee meets biennially to review company policies.
every two years (最常用的口語表達)
常見在日常對話
例:The Olympic Games are held every two years, alternating between Summer and Winter Games.
every other year (常用口語表達)
常見在日常對話
例:Our family reunion takes place every other year in Hawaii.
once every two years (清晰明確的表達)
例:Employees must complete this training course once every two years.
at two-year intervals (較正式的表達)
例:The maintenance checks are scheduled at two-year intervals.
on a biennial basis (商務用語)
常見在商務文件
例:The budget review is conducted on a biennial basis.
held every two years (活動相關用語)
例:The international conference is held every two years in different cities.
recurring every two years (系統性安排用語)
例:The certification needs to be renewed recurring every two years.
every 24 months (技術性表達)
常見在技術文件
例:The equipment requires thorough inspection every 24 months.
其他可能造成誤會的寫法補充說明
以下寫法並非完全錯誤,但在實際使用時容易產生歧義,建議避免或特別留意語境:
- every second year
在部分語境中可理解為「每隔一年」,但實務上容易與「一年一次」混淆 - two-yearly
非正式且少見的用法,不建議使用
如果你要找的其實是交往或結婚紀念日祝賀的說法,而不是「多久發生一次」,可以直接看交往紀念日、交往週年的英文怎麼說?交往英文教學大全,是完全不同的句型系統。
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