年中 ねんじゅう発情 はつじょう ではありませんでした
nenjū hatsujōkidewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 年中発情期

1. Was not in heat.; Was not in estrus.; Was not experiencing a false pregnancy.

Past/Perfective
Negative
Polite
Formal Register