標本 ひょうほん抽出 ちゅうしゅつじゃありませんでした
hyōhonchūshutsujārimasendeshita

Noun
Desu Copula

The polite, past negative form of 標本抽出

1. Was not a sample.; Was not an example.

Past/Perfective
Negative
Polite
Terminal Form