名詞 correction:

1. the act of offering an improvement to replace a mistake; setting right
   同義詞：rectification
2. a quantity that is added or subtracted in order to increase the accuracy of a scientific measure
   同義詞：fudge factor
3. something substituted for an error
4. a rebuke for making a mistake
   同義詞：chastening, chastisement
5. a drop in stock market activity or stock prices following a period of increases
6. the act of punishing
   同義詞：discipline
7. treatment of a specific defect

1. The teacher wrote the proposed correction at foot.
   老師將修改意見寫在頁底空白處。
2. I'm speaking under correction.
   我說的不一定正確。
3. I believe these figures are the most recent available but I am open to correction.
   我認(rèn)為這些數(shù)據(jù)是最近才得到的，但我樂于接受改正。
4. The correction of all my mistakes took nearly an hour.
   我用了近一個(gè)小時(shí)才改完我的全部錯(cuò)誤。

cor.rec.tion

n.Abbr. cor.,corr.（名詞）縮寫 cor.,corr.
The act or process of correcting.
改正：改正的行動(dòng)或過程
Something offered or substituted for a mistake or fault:
改正物：為錯(cuò)誤或過失提供的或代替錯(cuò)誤或過失的東西：
例句：
made corrections in the report.
在報(bào)告中作修改

Punishment intended to rehabilitate or improve.
處罰：為復(fù)原或提高而進(jìn)行的懲罰
corrections The treatment of offenders through a system of penal incarceration, rehabilitation, probation, and parole, or the administrative system by which these are effectuated.
corrections 教養(yǎng)：對(duì)罪犯通過處罰禁閉，教養(yǎng)、緩刑以及假釋或者行政制度這些有效管理方式
An amount or quantity added or subtracted in order to correct.
改正量：為改正而加入或抽除的數(shù)或質(zhì)
A decline in stock-market activity or prices following a period of increases.
回落：在股票事務(wù)中的下降或經(jīng)過一段時(shí)期的升值

【引伸】
correc.tional
adj.（形容詞）