An alumnus is a former student of a school, college, or university. In the old Latin pattern it names a man, or it is used as the unmarked singular when the writer is not stressing gender. The plural is alumni.

An alumnus alumnus這個字 is a former student of a school, college, or university指的是一所學校、學院或大學的校友 In the old Latin pattern依照古老的拉丁文用法 it names a man它指的是男性 or it is used as the unmarked singular when the writer is not stressing gender或者當作者不特別強調性別時，當作沒有標記性別的單數形式使用 The plural is alumni複數是alumni

The word feels formal and a bit Latin-classroom: universities, fundraising, and newspaper profiles like it; friends at a reunion often just say alum.

The word feels formal and a bit Latin-classroom這個字給人一種正式、有點拉丁文課本的感覺 universities, fundraising, and newspaper profiles like it大學、募款活動和報紙人物側寫喜歡用它 friends at a reunion often just say alum朋友聚會時常常就直接說alum

It does not have to mean someone who finished a degree — a person who studied there and left can still be called an alumnus, though graduate is tighter if they did complete the course. The school is imagined as the place that “fed” you, which is why the Latin started as “foster child”.

It does not have to mean someone who finished a degree它不一定是指拿到學位的人 a person who studied there and left can still be called an alumnus一個在那裡讀過書後來離開的人還是可以叫alumnus though graduate is tighter if they did complete the course不過如果他們真的修完課程，用graduate（畢業生）會更精確 The school is imagined as the place that 'fed' you這所學校被想像成'餵養'你的地方 which is why the Latin started as 'foster child'這就是為什麼這個拉丁字最初的意思是'養子'