学界的英文：
1.the academic circle

参考例句：

The Japanese physics community was immobilized first by Japan's war with China, and later by its war with the Allies
日本物理学界，先是由于日本对中国的侵略，接着又由于对盟国的战争，也被弄得奄奄一息。

a personage in the field of philosophy.
哲学界的知名人士

He was the unquestioned leader of American legal scholarship.
他是美国法学界当之无愧的领袖。

He was the unquestioned leader of American legal scholarship
他是美国法学界当之无愧的领袖。

A talk summarizing recent trends in philosophy
概述当前哲学界动态的讲话.

He dominated the plant taxonomic world at the turn of the twentieth century
他在二十世纪曾垄断了整个植物分类学界。

In 1753 the botanical world was provided for the first time with a work which catalogued all known plants
1753年首次为植物学界提供了一部对所有已知植物进行分类的著作。

academic是什么意思：
adj. 学校的；教学的；学术的
n. 大学生；大学教师；学者

academic referee
专科审阅人员

This painting is of an academic style.
这幅画是传统的学院派风格。

Some academics are sceptical.
有些大学教师持怀疑态度。

Academic standards have retrograded.
学术标准已退步。

Her academic credentials are impeccable.
她的学术背景无可挑剔。

circle是什么意思：
n. 圆，环；周期；循环；圈子
v. 盘旋；环行

circle of longitude
经度圈;经度圈;黄经圈;黄纬圈

circle of declinatio
赤纬度盘;赤纬圈;时圈

This is a chord of a circle.
这是个圆的弦。

circle absorber
环形吸收器

This is a virtuous circle.
这是一种良性循环。