in-school
in-school — 形容詞
1. happening or offered at a school during the school day, as part of normal school
校內
在校園內進行的
happening or offered at a school during the school day, as part of normal school activities rather than as a separate outside program
The school library runs an in-school reading challenge each semester to encourage more reading.
學校圖書館每學期都會舉辦校內閱讀挑戰賽，鼓勵學生多讀書。
attributive use: in-school + noun (reading challenge)
Camila volunteers for in-school tutoring twice a week, helping younger children with math.
Camila 每週兩次擔任校內課輔志工，協助低年級學生學習數學。
collocation: in-school tutoring
After the fight, the principal gave both students three days of in-school suspension.
打架事件發生後，校長對兩名學生處以三天的校內停學。
The school started an in-school debate team for students who enjoy public speaking.
學校成立了一支校內辯論隊，讓喜歡公開演說的學生參加。
- on-campus
more common at universities and colleges; in-school is used for primary and secondary schools
- after-school
refers to activities that happen outside school hours, such as clubs or sports that meet in the late afternoon
- out-of-school
activities or programs that are not connected to the school's own schedule or location
文法句型
in-school + noun (always before a noun)
用法筆記
This adjective is only used before a noun (attributive position). You can say 'an in-school activity' but NOT 'the activity is in-school'. Unlike ordinary adjectives, it cannot follow a linking verb.