船室 せんしつ けん料理 りょうり しつではありません
senshi tsuken ryōri shitsudewārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 船室兼料理室

1. It is not a cabin and kitchen.; It isn't a cabin/kitchen combination.

Negative
Polite
Formal Register