漂母 ひょうぼ かわ形成 けいせいじゃありませんでした
hyō boka wakei seija arimasendeshita

Noun
Desu Copula

The polite, past negative form of 漂母皮形成

1. Was not a mother-of-pearl formation.; Was not a nacreous formation.

Past/Perfective
Negative
Polite
Terminal Form