輪状 りんじょう軟骨 なんこつじゃないです
rinjōnankotsujanaidesu

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 輪状軟骨

1. It's not a cartilage ring.; It's not a cartilaginous ring.

Negative
Polite
Casual Register
Anatomy