母子 ぼし留学 りゅうがくではありませんでした
boshiryūgakudewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 母子留学

1. Was not mother-child study abroad.; Was not studying abroad with my mother/child.

Past/Perfective
Negative
Polite
Formal Register