木質 もくしつ繊維 せんいじゃありませんでした
mokushitsusen'ijārimasendeshita

Noun
Desu Copula
no-Adjective

The polite, past negative form of 木質繊維

1. It was not woody fiber.; It wasn't made of wood fiber.

Past/Perfective
Negative
Polite
Terminal Form