校外的英文：
extramural

Off campus
在校外

External Sporting Activities
校外体育活动

We have a class outing today.
我们今天有校外教学。

I want to move off campus.
我要搬出去，在校外住。

The corporation can bring along the development of mass sports outside school.
社团能带动校外群众体育的发展。

Extramural teaching [courses]
大学为校外人员开的课程

He lingered on outside the school after everyone else had gone home.
别人都回家了，他还在校外徘徊。

William was farmed out one term with a man tutor
威廉被派往校外的一位男导师给指导了一个学期。

Ambitious Japanese parents have made private, out-of-school tuition a thriving business.
家长望子成龙使得私人开办校外辅导班在日本已经成为热门。

William was farmed out one term with a man tutor.
威廉被派给校外的一位男指导教师指导了一个学期。

He moved from being an extramural tutor to being a lecturer in social history.
他原先是一名校外辅导老师，后调入学校讲授社会史。

Haven't you heard? Our football team has lost in the extramural match.
你没听说吗？我们的足球队在校际比赛中输了。