遊離 ゆうり脂肪 しぼう さんではありませんでした
yūrishibōsandewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 遊離脂肪酸

1. Was not free fatty acid.; Was not a free fatty acid.

Past/Perfective
Negative
Polite
Formal Register
Chemistry