当他是十四时，他去上大学的翻译：When he was at 14 o'clock, he went to the University 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

When he was fourteen, he went to college

When he was at 14 o'clock, he went to the University

When he is 14, he goes to college

When he was 14 when he went to the university.

When he was at 14 o'clock, he went to the University