He left school with no formal qualifications.

他离开学校没有获得正式学历。

《牛津词典》

Exceptionally, students may be accepted without formal qualifications.

在特殊情况下，也可能接受无正式文凭的学生。

《牛津词典》

My answer is that I have no formal qualifications.

我给出的答案是——我没有什么资历。

youdao

There are no formal qualifications for entering the field except a college degree.

NEWYORKER: Most Likely to Succeed

Still widely supported, they chime with a deep respect for all kinds of formal qualifications, and a belief in high-quality work.

ECONOMIST: Abacus laws

The proportion of people on state benefits is twice the national average, as is the proportion of Liverpudlians who lack formal qualifications.

ECONOMIST: Liverpool and China