牛脂 ぎゅうし注入 ちゅうにゅう にくじゃなかったです
gyūshichūnyūnikujanakattadesu

Noun
Desu Copula

The polite, past negative form of 牛脂注入肉

1. It wasn't beef tallow injection.; It wasn't injected with beef tallow.

Past/Perfective
Negative
Polite
Casual Register