膜鳴 まくめい楽器 がっきではありませんでした
maku meigakkidewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 膜鳴楽器

1. Was not a membranophone.; Was not a percussion instrument with a stretched membrane.

Past/Perfective
Negative
Polite
Formal Register