Yes, I have been guilty of several monographs. They are all upon technical subjects.

很惭愧，我写过几篇专论，全是技术方面的。

Explaining technical subjects was always really fascinating to me.

解释技术主题对我来说总是非常迷人的。

Though her background was in technical subjects, she enjoyed the literary prose.

虽然她的背景是技术学科，但她喜欢文学散文。

For example, we use English only courses for professional technical subjects in English.

例如，我们在专业技术科目中使用纯英语课程。