児童 じどう心理 しんり がく しゃじゃなかったです
jidōshinrigakushajanakattadesu

Noun
Desu Copula

The polite, past negative form of 児童心理学者

1. Was not a child psychologist.; Wasn't a child psychologist.

Past/Perfective
Negative
Polite
Casual Register