欧盟以前被称为欧洲共同体。

The European Union was ___formerly called the European Community.

他在日本是个英雄，以前被称为来自瑞士的无天赋学生。

He was a hero in Japan, ___formerly known as the ungifted pupil from Switzerland.

她以前是老师，后来成为作家。

She was ___formerly a teacher before becoming a writer.